don't pass -a into the autotagger tag commands, -s implies this already

.gitea/workflows/autotagger.yaml

@@ -49,7 +49,7 @@ jobs:
         if: steps.check_commit_message.outputs.version
         run: |
           VERSION=${{ steps.check_commit_message.outputs.version }}
-          git tag -sa $VERSION -m "version bumped to $VERSION"
+          git tag -s $VERSION -m "version bumped to $VERSION"
           git push origin $VERSION
 
       - name: Update latest tag
@@ -57,5 +57,5 @@ jobs:
         run: |
           COMMIT_MESSAGE=$(echo "${{ steps.extract_commit_message.outputs.message }}")
           LATEST_TAG=${{ steps.check_commit_message.outputs.latest_tag }}
-          git tag -fsa $LATEST_TAG -m "$COMMIT_MESSAGE"
+          git tag -fs $LATEST_TAG -m "$COMMIT_MESSAGE"
           git push origin $LATEST_TAG --force