Bump mkdocs-ansible in /tests in the dependencies group

Bumps the dependencies group in /tests with 1 update: [mkdocs-ansible](https://github.com/ansible/mkdocs-ansible).


Updates `mkdocs-ansible` from 24.3.1 to 24.12.0
- [Release notes](https://github.com/ansible/mkdocs-ansible/releases)
- [Commits](ansible/mkdocs-ansible@v24.3.1...v24.12.0)

---
updated-dependencies:
- dependency-name: mkdocs-ansible
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: dependencies
...

Signed-off-by: dependabot[bot] <[email protected]>

tests/requirements.txt

@@ -89,7 +89,7 @@ mkdocs==1.6.1
     #   mkdocs-monorepo-plugin
     #   mkdocs-redirects
     #   mkdocstrings
-mkdocs-ansible==24.3.1
+mkdocs-ansible==24.12.0
     # via -r requirements.in
 mkdocs-autorefs==0.5.0
     # via mkdocstrings
@@ -129,8 +129,6 @@ pillow==10.1.0
     # via
     #   cairosvg
     #   mkdocs-ansible
-pipdeptree==2.13.1
-    # via mkdocs-ansible
 platformdirs==4.1.0
     # via
     #   mkdocs-get-deps