use native yarn cache handling

Author: jakemhiller

.github/actions/yarn/action.yml

@@ -8,11 +8,7 @@ runs:
       uses: actions/setup-node@v4
       with:
         node-version-file: .nvmrc
-    - uses: actions/cache@v4
-      with:
-        path: |
-          **/node_modules
-        key: v1-yarn-${{ runner.os }}-${{ hashFiles('.nvmrc') }}-${{ hashFiles('**/yarn.lock') }}
-    - name: Install Dependencies If Not Cached
-      run: \[ -d node_modules \] || yarn install --immutable
+        cache: 'yarn'
+    - name: Install Dependencies
+      run: yarn install --immutable
       shell: bash