fix: update mastodon action (#265)

Author: cmeesters

.github/workflows/announce-release.yml

@@ -16,7 +16,8 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Post to Mastodon
-        uses: snakemake/[email protected]
+        uses: snakemake/[email protected]
+
         with:
           message: |
             Beep, Beep - I am your friendly #Snakemake release announcement bot.