Bump nginx from 1.28.0-alpine3.22 to 1.29.1-alpine3.22 (#13050)

Bumps nginx from 1.28.0-alpine3.22 to 1.29.1-alpine3.22.

---
updated-dependencies:
- dependency-name: nginx
  dependency-version: 1.29.1-alpine3.22
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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Author: dependabot[bot]

Dockerfile.nginx-alpine

@@ -54,7 +54,7 @@ COPY manage.py ./
 COPY dojo/ ./dojo/
 RUN env DD_SECRET_KEY='.' python3 manage.py collectstatic --noinput && true
 
-FROM nginx:1.28.0-alpine3.22@sha256:d83c0138ea82c9f05c4378a5001e0c71256b647603c10c186bd7697a4db722d3
+FROM nginx:1.29.1-alpine3.22@sha256:42a516af16b852e33b7682d5ef8acbd5d13fe08fecadc7ed98605ba5e3b26ab8
 ARG uid=1001
 ARG appuser=defectdojo
 COPY --from=collectstatic /app/static/ /usr/share/nginx/html/static/