build(deps): bump peter-evans/slash-command-dispatch from 3 to 4

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

---
updated-dependencies:
- dependency-name: peter-evans/slash-command-dispatch
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

.github/workflows/dispatch-command.yml

@@ -15,7 +15,7 @@ jobs:
           app-id: ${{ secrets.MYPARCEL_APP_ID }}
           private-key: ${{ secrets.MYPARCEL_APP_PRIVATE_KEY }}
 
-      - uses: peter-evans/slash-command-dispatch@v3
+      - uses: peter-evans/slash-command-dispatch@v4
         with:
           token: ${{ steps.credentials.outputs.token }}
           commands: |