build(deps): bump django from 4.2.19 to 4.2.20 (#3140)

Bumps [django](https://github.com/django/django) from 4.2.19 to 4.2.20.
- [Commits](django/django@4.2.19...4.2.20)

---
updated-dependencies:
- dependency-name: django
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

requirements.in

@@ -32,7 +32,7 @@ werkzeug==3.1.3
 whitenoise==6.9.0
 
 # NOTE(willkg): We stick with LTS releases and the next one is 5.2 (2025).
-Django==4.2.19
+Django==4.2.20
 
 # Mozilla obs-team libraries that are published to GAR instead of pypi
 --extra-index-url https://us-python.pkg.dev/moz-fx-cavendish-prod/cavendish-prod-python/simple/

requirements.txt

@@ -246,9 +246,9 @@ dj-database-url==2.3.0 \
     --hash=sha256:ae52e8e634186b57e5a45e445da5dc407a819c2ceed8a53d1fac004cc5288787 \
     --hash=sha256:bb0d414ba0ac5cd62773ec7f86f8cc378a9dbb00a80884c2fc08cc570452521e
     # via -r requirements.in
-django==4.2.19 \
-    --hash=sha256:6c833be4b0ca614f0a919472a1028a3bbdeb6f056fa04023aeb923346ba2c306 \
-    --hash=sha256:a104e13f219fc55996a4e416ef7d18ab4eeb44e0aa95174c192f16cda9f94e75
+django==4.2.20 \
+    --hash=sha256:213381b6e4405f5c8703fffc29cd719efdf189dec60c67c04f76272b3dc845b9 \
+    --hash=sha256:92bac5b4432a64532abb73b2ac27203f485e40225d2640a7fbef2b62b876e789
     # via
     #   -r requirements.in
     #   dj-database-url