fix!: remove celery, backports-zoneinfo conflicts

backports-zoneinfo comes by-default in newer versions of python
it gives error while building wheel with python>=3.9

100.5 Downloading zope.interface-6.3-cp312-cp312-manylinux_2_5_x86_64.manylinux1_x86_64.manylinux_2_17_x86_64.manylinux2014_x86_64.whl (255 kB)
101.6    ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 255.4/255.4 kB 223.8 kB/s eta 0:00:00
102.2 Building wheels for collected packages: backports-zoneinfo
102.2   Building wheel for backports-zoneinfo (pyproject.toml): started
102.8   Building wheel for backports-zoneinfo (pyproject.toml): finished with status 'error'
102.8   error: subprocess-exited-with-error
102.8
102.8   × Building wheel for backports-zoneinfo (pyproject.toml) did not run successfully.
102.8   │ exit code: 1
102.8   ╰─> [41 lines of output]
102.8       running bdist_wheel
102.8       running build
102.8       running build_py
102.8       creating build
102.8       creating build/lib.linux-x86_64-cpython-312
102.8       creating build/lib.linux-x86_64-cpython-312/backports
102.8       copying src/backports/__init__.py -> build/lib.linux-x86_64-cpython-312/backports
102.8       creating build/lib.linux-x86_64-cpython-312/backports/zoneinfo
102.8       copying src/backports/zoneinfo/_common.py -> build/lib.linux-x86_64-cpython-312/backports/zoneinfo
102.8       copying src/backports/zoneinfo/_version.py -> build/lib.linux-x86_64-cpython-312/backports/zoneinfo
102.8       copying src/backports/zoneinfo/_zoneinfo.py -> build/lib.linux-x86_64-cpython-312/backports/zoneinfo
102.8       copying src/backports/zoneinfo/__init__.py -> build/lib.linux-x86_64-cpython-312/backports/zoneinfo
102.8       copying src/backports/zoneinfo/_tzpath.py -> build/lib.linux-x86_64-cpython-312/backports/zoneinfo
102.8       running egg_info
102.8       writing src/backports.zoneinfo.egg-info/PKG-INFO
102.8       writing dependency_links to src/backports.zoneinfo.egg-info/dependency_links.txt
102.8       writing requirements to src/backports.zoneinfo.egg-info/requires.txt
102.8       writing top-level names to src/backports.zoneinfo.egg-info/top_level.txt
102.8       reading manifest file 'src/backports.zoneinfo.egg-info/SOURCES.txt'
102.8       reading manifest template 'MANIFEST.in'
102.8       warning: no files found matching '*.png' under directory 'docs'
102.8       warning: no files found matching '*.svg' under directory 'docs'
102.8       no previously-included directories found matching 'docs/_build'
102.8       no previously-included directories found matching 'docs/_output'
102.8       adding license file 'LICENSE'
102.8       adding license file 'licenses/LICENSE_APACHE'
102.8       writing manifest file 'src/backports.zoneinfo.egg-info/SOURCES.txt'
102.8       copying src/backports/zoneinfo/__init__.pyi -> build/lib.linux-x86_64-cpython-312/backports/zoneinfo
102.8       copying src/backports/zoneinfo/py.typed -> build/lib.linux-x86_64-cpython-312/backports/zoneinfo
102.8       running build_ext
102.8       building 'backports.zoneinfo._czoneinfo' extension
102.8       creating build/temp.linux-x86_64-cpython-312
102.8       creating build/temp.linux-x86_64-cpython-312/lib
102.8       gcc -pthread -fno-strict-overflow -Wsign-compare -DNDEBUG -g -O3 -Wall -fPIC -I/openedx/venv/include -I/opt/pyenv/versions/3.12.2/include/python3.12 -c lib/zoneinfo_module.c -o build/temp.linux-x86_64-cpython-312/lib/zoneinfo_module.o -std=c99
102.8       lib/zoneinfo_module.c: In function ‘zoneinfo_fromutc’:
102.8       lib/zoneinfo_module.c:600:19: error: ‘_PyLong_One’ undeclared (first use in this function); did you mean ‘_PyLong_New’?
102.8         600 |             one = _PyLong_One;
102.8             |                   ^~~~~~~~~~~
102.8             |                   _PyLong_New
102.8       lib/zoneinfo_module.c:600:19: note: each undeclared identifier is reported only once for each function it appears in
102.8       error: command '/usr/bin/gcc' failed with exit code 1
102.8       [end of output]
102.8
102.8   note: This error originates from a subprocess, and is likely not a problem with pip.
102.8   ERROR: Failed building wheel for backports-zoneinfo
102.8 Failed to build backports-zoneinfo
102.8 ERROR: Could not build wheels for backports-zoneinfo, which is required to install pyproject.toml-based projects
------
Dockerfile:83
--------------------
  81 |
  82 |     # python requirements
  83 | >>> RUN --mount=type=cache,target=/openedx/.cache/pip,sharing=shared,uid=${APP_USER_ID} pip install -r requirements.txt
  84 |     # https://pypi.org/project/uWSGI/
  85 |     RUN --mount=type=cache,target=/openedx/.cache/pip,sharing=shared,uid=${APP_USER_ID} pip install uwsgi==2.0.24
--------------------
ERROR: failed to solve: process "/bin/sh -c pip install -r requirements.txt" did not complete successfully: exit code: 1

requirements/base.txt

@@ -10,8 +10,9 @@ asgiref==3.8.1
     # via django
 async-timeout==4.0.3
     # via redis
-backports-zoneinfo[tzdata]==0.2.1
+backports-zoneinfo[tzdata]==0.2.1 ; python_version < "3.9"
     # via
+    #   -c requirements/constraints.txt
     #   celery
     #   kombu
 billiard==4.2.0

requirements/constraints.txt

@@ -17,5 +17,6 @@ Django<3.3
 # This file contains all common constraints for edx-repos
 -c common_constraints.txt
 
-# # breaking changes in CLI and dropped support for python3.5 in celery 5.0
-# celery<6.0.0
+# backports-zoneinfo comes by-default in newer versions of python
+# it gives error while building wheel with python>=3.9
+backports.zoneinfo ; python_version < "3.9"

requirements/production.txt

@@ -16,8 +16,9 @@ async-timeout==4.0.3
     # via
     #   -r requirements/base.txt
     #   redis
-backports-zoneinfo[tzdata]==0.2.1
+backports-zoneinfo[tzdata]==0.2.1 ; python_version < "3.9"
     # via
+    #   -c requirements/constraints.txt
     #   -r requirements/base.txt
     #   celery
     #   kombu

requirements/test.txt

@@ -21,8 +21,9 @@ async-timeout==4.0.3
     # via
     #   -r requirements/base.txt
     #   redis
-backports-zoneinfo[tzdata]==0.2.1
+backports-zoneinfo[tzdata]==0.2.1 ; python_version < "3.9"
     # via
+    #   -c requirements/constraints.txt
     #   -r requirements/base.txt
     #   celery
     #   kombu