Fix failing release CI (#183)

charmcraft bug causes check-lib check to fail

canonical/charmcraft#1389 (comment)

Author: carlcsaposs-canonical

.github/workflows/release.yaml

@@ -17,6 +17,9 @@ jobs:
         uses: actions/checkout@v4
         with:
           fetch-depth: 0
+      - run: |
+          # Workaround for https://github.com/canonical/charmcraft/issues/1389#issuecomment-1880921728
+          touch requirements.txt
       - name: Check libs
         uses: canonical/charming-actions/[email protected]
         with: