fixing Cpack

.github/workflows/main.yml

@@ -39,8 +39,8 @@ jobs:
       - name: ccache cache files
         uses: actions/cache@v1.1.0
         with:
-        path: .ccache
-        key: ${{ matrix.config.name }}-ccache-${{ steps.ccache_cache_timestamp.outputs.timestamp }}
+          path: .ccache
+          key: ${{ matrix.config.name }}-ccache-${{ steps.ccache_cache_timestamp.outputs.timestamp }}
         restore-keys: |
           ${{ matrix.config.name }}-ccache-
       - name: Build