[gh-workflow/tests-js] yarn --frozen-lockfile option is deprecated, migrated to --immutable

Author: evertharmeling

.github/workflows/test.yaml

@@ -143,5 +143,5 @@ jobs:
                   key: ${{ runner.os }}-yarn-${{ hashFiles('**/package.json') }}
                   restore-keys: |
                       ${{ runner.os }}-yarn-
-            - run: yarn --frozen-lockfile
+            - run: yarn --immutable
             - run: yarn test