Escape dots

Co-authored-by: Ivan Ivanov <[email protected]>

.github/workflows/continuous_integration.yml

@@ -92,7 +92,7 @@ jobs:
           sudo pip install qgis-plugin-ci
       - name: Package libqfieldsync
         run: |
-          pip wheel $(grep -o -P '(https://.*.tar.gz)' requirements.txt)
+          pip wheel $(grep -o -P '(https://.*\.tar\.gz)' requirements.txt)
           mv libqfieldsync-*.whl qfieldsync/libqfieldsync.whl
       - name: Release
         run: |