Simplify caching

.github/workflows/pr-ci.yml

@@ -45,14 +45,6 @@ jobs:
       - name: Get yarn cache directory path
         id: yarn-cache-dir-path
         run: echo "dir=$(yarn cache dir)" >> $GITHUB_OUTPUT
-
-      - uses: actions/cache@v3
-        id: yarn-cache # use this to check for `cache-hit` (`steps.yarn-cache.outputs.cache-hit != 'true'`)
-        with:
-          path: ${{ steps.yarn-cache-dir-path.outputs.dir }}
-          key: ${{ runner.os }}-yarn-${{ hashFiles('**/yarn.lock') }}
-          restore-keys: |
-            ${{ runner.os }}-yarn-
 
       - name: Install dependencies
         run: yarn --frozen-lockfile --immutable