Bump whitenoise from 4.1.2 to 4.1.3

Bumps [whitenoise](https://github.com/evansd/whitenoise) from 4.1.2 to 4.1.3.
- [Release notes](https://github.com/evansd/whitenoise/releases)
- [Changelog](https://github.com/evansd/whitenoise/blob/master/docs/changelog.rst)
- [Commits](https://github.com/evansd/whitenoise/compare/v4.1.2...v4.1.3)

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

requirements/common.txt

@@ -4,9 +4,9 @@ gunicorn==19.9.0 \
     --hash=sha256:aa8e0b40b4157b36a5df5e599f45c9c76d6af43845ba3b3b0efe2c70473c2471 \
     --hash=sha256:fa2662097c66f920f53f70621c6c58ca4a3c4d3434205e608e121b5b3b71f4f3
 
-whitenoise[brotli]==4.1.2 \
-    --hash=sha256:118ab3e5f815d380171b100b05b76de2a07612f422368a201a9ffdeefb2251c1 \
-    --hash=sha256:42133ddd5229eeb6a0c9899496bdbe56c292394bf8666da77deeb27454c0456a
+whitenoise[brotli]==4.1.3 \
+    --hash=sha256:c9b7c47fdc1dba4d37bf2787a01a844dc7a521e174fcd22a2d429e0be65e1782 \
+    --hash=sha256:59d880d25d0e90bcc6554fe0504a11195bd2e59b3d690b6fb42a8040d4e67ef5
 
 # Used by Whitenoise to provide Brotli-compressed versions of static files.
 Brotli==1.0.7 \