build(deps): bump werkzeug

Bumps the pip group with 1 update in the /boundaries/marketing/referral directory: [werkzeug](https://github.com/pallets/werkzeug).


Updates `werkzeug` from 3.0.5 to 3.0.6
- [Release notes](https://github.com/pallets/werkzeug/releases)
- [Changelog](https://github.com/pallets/werkzeug/blob/main/CHANGES.rst)
- [Commits](pallets/werkzeug@3.0.5...3.0.6)

---
updated-dependencies:
- dependency-name: werkzeug
  dependency-type: direct:production
  dependency-group: pip
...

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

boundaries/marketing/referral/requirements.txt

@@ -174,7 +174,7 @@ uvicorn==0.32.0 \
     --hash=sha256:13bc21373d103859f68fe739608e2eb054a816dea79189bc3ca08ea89a275906 \
     --hash=sha256:cac7be4dd4d891c363cd942160a7b02e69150dcbc7a36be04d5f4af4b17c8ced
     # via referral (pyproject.toml)
-werkzeug==3.0.5 \
-    --hash=sha256:02c9eb92b7d6c06f31a782811505d2157837cea66aaede3e217c7c27c039476c \
-    --hash=sha256:34f2371506b250df4d4f84bfe7b0921e4762525762bbd936614909fe25cd7306
+werkzeug==3.0.6 \
+    --hash=sha256:1bc0c2310d2fbb07b1dd1105eba2f7af72f322e1e455f2f93c993bee8c8a5f17 \
+    --hash=sha256:a8dd59d4de28ca70471a34cba79bed5f7ef2e036a76b3ab0835474246eb41f8d
     # via referral (pyproject.toml)