GitHub Actions fix

Author: LuisFerLCC

.github/workflows/testWithKarma.yml

@@ -21,7 +21,7 @@ jobs:
         env:
           cache-name: cache-node_modules
         with:
-          key: ${{ runner.os }}-build-${{ env.cache-name }}-${{ hashFiles("**/package-lock.json") }}
+          key: ${{ runner.os }}-build-${{ env.cache-name }}-${{ hashFiles('**/package-lock.json') }}
           restore-keys: |
             ${{ runner.os }}-build-${{ env.cache-name }}-
             ${{ runner.os }}-build-