chore(deps): bump doctrine/.github from 12.0.0 to 12.1.0

Bumps [doctrine/.github](https://github.com/doctrine/.github) from 12.0.0 to 12.1.0.
- [Release notes](https://github.com/doctrine/.github/releases)
- [Commits](doctrine/.github@12.0.0...12.1.0)

---
updated-dependencies:
- dependency-name: doctrine/.github
  dependency-version: 12.1.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

.github/workflows/release-on-milestone-closed.yml

@@ -8,7 +8,7 @@ on:
 jobs:
   release:
     name: "Git tag, release & create merge-up PR"
-    uses: "doctrine/.github/.github/workflows/release-on-milestone-closed.yml@12.0.0"
+    uses: "doctrine/.github/.github/workflows/release-on-milestone-closed.yml@12.1.0"
     secrets:
       GIT_AUTHOR_EMAIL: ${{ secrets.GIT_AUTHOR_EMAIL }}
       GIT_AUTHOR_NAME: ${{ secrets.GIT_AUTHOR_NAME }}

.github/workflows/website-schema.yml

@@ -18,4 +18,4 @@ on:
 jobs:
   json-validate:
     name: "Validate JSON schema"
-    uses: "doctrine/.github/.github/workflows/website-schema.yml@12.0.0"
+    uses: "doctrine/.github/.github/workflows/website-schema.yml@12.1.0"