Bump peter-evans/slash-command-dispatch from 2 to 3 (#1841)

Bumps [peter-evans/slash-command-dispatch](https://github.com/peter-evans/slash-command-dispatch) from 2 to 3.
- [Release notes](https://github.com/peter-evans/slash-command-dispatch/releases)
- [Commits](peter-evans/slash-command-dispatch@v2...v3)

---
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]>

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

Author: dependabot[bot]

.github/workflows/slash-command-dispatch.yml

@@ -17,7 +17,7 @@ jobs:
           private_key: ${{ secrets.APP_PRIVATE_KEY }}
 
       - name: Slash Command Dispatch
-        uses: peter-evans/slash-command-dispatch@v2
+        uses: peter-evans/slash-command-dispatch@v3
         with:
           token: ${{ steps.generate-token.outputs.token }}
           commands: |