Bump werkzeug from 2.2.2 to 2.3.8

Bumps [werkzeug](https://github.com/pallets/werkzeug) from 2.2.2 to 2.3.8.
- [Release notes](https://github.com/pallets/werkzeug/releases)
- [Changelog](https://github.com/pallets/werkzeug/blob/main/CHANGES.rst)
- [Commits](pallets/werkzeug@2.2.2...2.3.8)

---
updated-dependencies:
- dependency-name: werkzeug
  dependency-type: indirect
...

Signed-off-by: dependabot[bot] <support@github.com>

requirements.txt

@@ -36,7 +36,9 @@ click-plugins==1.1.1
 cligj==0.7.2
     # via rasterio
 coverage[toml]==7.1.0
-    # via pytest-cov
+    # via
+    #   coverage
+    #   pytest-cov
 exceptiongroup==1.1.0
     # via pytest
 flask==2.2.2
@@ -110,12 +112,13 @@ tomli==2.0.1
     #   black
     #   build
     #   coverage
+    #   pyproject-hooks
     #   pytest
 typing-extensions==4.4.0
     # via black
 urllib3==1.26.14
     # via requests
-werkzeug==2.2.2
+werkzeug==2.3.8
     # via flask
 wheel==0.38.4
     # via pip-tools