Bump appleboy/ssh-action from v0.0.6 to v0.1.2

Bumps [appleboy/ssh-action](https://github.com/appleboy/ssh-action) from v0.0.6 to v0.1.2.
- [Release notes](https://github.com/appleboy/ssh-action/releases)
- [Commits](appleboy/ssh-action@v0.0.6...e2cbea5)

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

.github/workflows/cleanup_pr.yml

@@ -27,7 +27,7 @@ jobs:
           echo "##[set-output name=branch;]$(echo ${{ github.event.pull_request.head.ref }})"
       - name: Delete folder on builds.jabref.org
         if: ${{ steps.checksecrets.outputs.secretspresent }}
-        uses: appleboy/ssh-action@v0.0.6
+        uses: appleboy/ssh-action@v0.1.2
         with:
           script: rm -rf /var/www/builds.jabref.org/www/${{ steps.extract_branch.outputs.branch }} || true
           host: build-upload.jabref.org