fix: pr title (#283)

<!-- This is an auto-generated comment: release notes by coderabbit.ai
-->
## Summary by CodeRabbit

- **Chores**
- Updated the release announcement workflow to use a newer version of
the Mastodon posting action.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->

Author: cmeesters

.github/workflows/announce-release.yml

@@ -16,8 +16,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Post to Mastodon
-        uses: snakemake/mastodon-release-post-action@v1.1.1
-
+        uses: snakemake/mastodon-release-post-action@v1.2.0
         with:
           access-token: ${{ secrets.MASTODONBOT }}
           pr-title: ${{ github.event.release.tag_name }}