Bump aurelien-baudet/workflow-dispatch from 2 to 4

Bumps [aurelien-baudet/workflow-dispatch](https://github.com/aurelien-baudet/workflow-dispatch) from 2 to 4.
- [Release notes](https://github.com/aurelien-baudet/workflow-dispatch/releases)
- [Commits](the-actions-org/workflow-dispatch@v2...v4)

---
updated-dependencies:
- dependency-name: aurelien-baudet/workflow-dispatch
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

.github/workflows/main-branch-tests.yml

@@ -41,7 +41,7 @@ jobs:
     steps:
     - name: Call CI workflow for ${{ matrix.branch }} branch
       id: trigger-step
-      uses: aurelien-baudet/workflow-dispatch@v2
+      uses: aurelien-baudet/workflow-dispatch@v4
       with:
         workflow: ${{ matrix.workflow_name }}
         ref: ${{ matrix.branch }}