Bump amannn/action-semantic-pull-request from 5 to 6

Bumps [amannn/action-semantic-pull-request](https://github.com/amannn/action-semantic-pull-request) from 5 to 6.
- [Release notes](https://github.com/amannn/action-semantic-pull-request/releases)
- [Changelog](https://github.com/amannn/action-semantic-pull-request/blob/main/CHANGELOG.md)
- [Commits](amannn/action-semantic-pull-request@v5...v6)

---
updated-dependencies:
- dependency-name: amannn/action-semantic-pull-request
  dependency-version: '6'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

.github/workflows/pr-title.yml

@@ -21,7 +21,7 @@ jobs:
     name: Validate PR title
     runs-on: ubuntu-latest
     steps:
-    - uses: amannn/action-semantic-pull-request@v5
+    - uses: amannn/action-semantic-pull-request@v6
       with:
         ignoreLabels: |
           pre-commit.ci