ci: use matrix code for cache

Author: jankapunkt

.github/workflows/node.js.yml

@@ -51,9 +51,9 @@ jobs:
         uses: actions/cache@v4
         with:
           path: ~/.npm
-          key: ${{ runner.os }}-node22-${{ matrix.node }}-${{ hashFiles('**/package-lock.json') }}
+          key: ${{ runner.os }}-node${{ matrix.node }}-${{ hashFiles('**/package-lock.json') }}
           restore-keys: |
-            ${{ runner.os }}-node22-${{ matrix.node }}
+            ${{ runner.os }}-node${{ matrix.node }}-
       - run: npm ci --legacy-peer-deps
       - run: npm run test:coverage