chore(deps): bump peter-evans/repository-dispatch from 3 to 4 (#34287)

Bumps [peter-evans/repository-dispatch](https://github.com/peter-evans/repository-dispatch) from 3 to 4.
- [Release notes](https://github.com/peter-evans/repository-dispatch/releases)
- [Commits](https://github.com/peter-evans/repository-dispatch/compare/v3...v4)

---
updated-dependencies:
- dependency-name: peter-evans/repository-dispatch
  dependency-version: '4'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/server-tests.yml

@@ -93,7 +93,7 @@ jobs:
           - frappe/hrms
     steps:
       - name: Dispatch Downstream CI (if supported)
-        uses: peter-evans/repository-dispatch@v3
+        uses: peter-evans/repository-dispatch@v4
         with:
           token: ${{ secrets.CI_PAT }}
           repository: ${{ matrix.repo }}