chore(deps): bump benc-uk/workflow-dispatch from 1 to 121

Bumps [benc-uk/workflow-dispatch](https://github.com/benc-uk/workflow-dispatch) from 1 to 121.
- [Release notes](https://github.com/benc-uk/workflow-dispatch/releases)
- [Commits](https://github.com/benc-uk/workflow-dispatch/compare/v1...v121)

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

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

.github/workflows/dispatch_workflows.yml

@@ -14,7 +14,7 @@ jobs:
     if: github.ref == 'refs/heads/develop'
     runs-on: ubuntu-latest
     steps:
-      - uses: benc-uk/workflow-dispatch@v1
+      - uses: benc-uk/workflow-dispatch@v121
         with:
           workflow: build_nightly
           repo: GetStream/flutter-samples
@@ -23,7 +23,7 @@ jobs:
     if: github.ref == 'refs/heads/main'
     runs-on: ubuntu-latest
     steps:
-      - uses: benc-uk/workflow-dispatch@v1
+      - uses: benc-uk/workflow-dispatch@v121
         with:
           repo: GetStream/flutter-samples
           workflow: build