build(deps): bump actions/add-to-project from 0.3.0 to 0.5.0

Bumps [actions/add-to-project](https://github.com/actions/add-to-project) from 0.3.0 to 0.5.0.
- [Release notes](https://github.com/actions/add-to-project/releases)
- [Commits](actions/add-to-project@v0.3.0...v0.5.0)

---
updated-dependencies:
- dependency-name: actions/add-to-project
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

.github/workflows/projects.yml

@@ -11,7 +11,7 @@ jobs:
   add-to-project:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/add-to-project@v0.3.0
+      - uses: actions/add-to-project@v0.5.0
         with:
           project-url: https://github.com/orgs/DSD-DBS/projects/3
           github-token: ${{ secrets.ADD_TO_PROJECT_PAT }}