chore(deps): update actions/cache action to v4

Author: renovate[bot]

.github/workflows/ci.yml

@@ -20,7 +20,7 @@ jobs:
         with:
           node-version: ${{ matrix.node-version }}
 
-      - uses: actions/cache@v3
+      - uses: actions/cache@v4
         with:
           path: ~/.npm
           key: ${{ runner.os }}-node-${{ matrix.node-version }}-${{ hashFiles('**/package-lock.json') }}
@@ -62,7 +62,7 @@ jobs:
         with:
           node-version: 14.x
 
-      - uses: actions/cache@v3
+      - uses: actions/cache@v4
         with:
           path: ~/.npm
           key: ${{ runner.os }}-node-14.x-${{ hashFiles('**/package-lock.json') }}