ci: Drop Python 3.6 and 3.7 (canonical#5607)

Bump Ubuntu version for better pip dependency resolution.

.github/workflows/check_format.yml

@@ -19,7 +19,7 @@ jobs:
       matrix:
         env: [ruff, mypy, pylint, black, isort]
     name: Check ${{ matrix.env }}
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-24.04
     steps:
       - name: "Checkout #1"
         uses: actions/checkout@v3.0.0

.github/workflows/cla.yml

@@ -1,4 +1,4 @@
-name: Verify Contributor License Agreement
+name: CLA Check
 
 on: [pull_request]
 

.github/workflows/labeler.yaml

@@ -1,4 +1,4 @@
-name: "Pull Request Labeler"
+name: PR Labeler
 on:
 - pull_request_target
 

.github/workflows/unit.yml

@@ -14,19 +14,21 @@ jobs:
   unittests:
     strategy:
       matrix:
-        python-version: ["3.7", "3.8", "3.9", "3.10", "3.11", "3.12"]
+        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12"]
         toxenv: [py3]
+        slug: [""]
         experimental: [false]
         check-latest: [false]
         continue-on-error: [false]
         include:
-          - python-version: "3.6"
+          - python-version: "3.8"
             toxenv: lowest-supported
+            slug: (lowest-supported)
             continue-on-error: false
             check-latest: false
             experimental: false
-    name: unittest / ${{ matrix.toxenv }} / python ${{matrix.python-version}}
-    runs-on: ubuntu-20.04
+    name: Python ${{matrix.python-version}} ${{ matrix.slug }}
+    runs-on: ubuntu-22.04
     continue-on-error: ${{ matrix.experimental }}
     steps:
       - name: "Checkout"

tox.ini

@@ -160,23 +160,23 @@ commands = {envpython} -X tracemalloc=40 -Wall -m pytest {posargs:tests/unittest
 # To obtain these versions, check the versions of these libraries
 # in the oldest support Ubuntu distro. Theses versions are from bionic.
 deps =
-    jinja2==2.10
-    oauthlib==2.0.6
+    jinja2==2.10.1
+    oauthlib==3.1.0
     pyserial==3.4
     configobj==5.0.6
-    pyyaml==3.12
-    requests==2.18.4
-    jsonpatch==1.16
-    jsonschema==2.6.0
+    pyyaml==5.3.1
+    requests==2.22.0
+    jsonpatch==1.23
+    jsonschema==3.2.0
     # test-requirements
-    pytest==3.3.2
-    pytest-cov==2.5.1
-    pytest-mock==1.7.1
-    setuptools==44.0.0
-    # Needed by pytest and default causes failures
-    attrs==17.4.0
-    responses==0.5.1
+    pytest==4.6.9
+    pytest-cov==2.8.1
+    pytest-mock==1.10.4
+    setuptools==45.2.0
+    responses==0.9.0
     passlib
+    # required for this version of jinja2
+    markupsafe==2.0.1
 commands = {envpython} -m pytest -m "not hypothesis_slow" --cov=cloud-init --cov-branch {posargs:tests/unittests}
 
 [testenv:doc]