fix(ci): update actions/cache from v2 to v4

GitHub deprecated actions/cache v1/v2.
Updated all 8 occurrences to v4.

Ref: https://github.blog/changelog/2024-12-05-notice-of-upcoming-
releases-and-breaking-changes-for-github-actions/

Author: zainfathoni

.github/workflows/test.yml

@@ -20,7 +20,7 @@ jobs:
           node-version: '16.x'
 
       - name: Restore NPM cache
-        uses: actions/cache@v2
+        uses: actions/cache@v4
         id: cache
         with:
           path: ~/.npm
@@ -34,7 +34,7 @@ jobs:
 
       - name: Cache NPM
         if: steps.cache.outputs.cache-hit != 'true'
-        uses: actions/cache@v2
+        uses: actions/cache@v4
         with:
           path: ~/.npm
           key: ${{ runner.os }}-node-${{ hashFiles('**/package-lock.json') }}
@@ -55,7 +55,7 @@ jobs:
           node-version: '16.x'
 
       - name: Restore NPM cache
-        uses: actions/cache@v2
+        uses: actions/cache@v4
         with:
           path: ~/.npm
           key: ${{ runner.os }}-node-${{ hashFiles('**/package-lock.json') }}
@@ -87,7 +87,7 @@ jobs:
           node-version: '16.x'
 
       - name: Restore NPM cache
-        uses: actions/cache@v2
+        uses: actions/cache@v4
         with:
           path: ~/.npm
           key: ${{ runner.os }}-node-${{ hashFiles('**/package-lock.json') }}
@@ -117,7 +117,7 @@ jobs:
           node-version: '16.x'
 
       - name: Restore NPM cache
-        uses: actions/cache@v2
+        uses: actions/cache@v4
         with:
           path: ~/.npm
           key: ${{ runner.os }}-node-${{ hashFiles('**/package-lock.json') }}
@@ -152,7 +152,7 @@ jobs:
           node-version: '16.x'
 
       - name: Restore NPM cache
-        uses: actions/cache@v2
+        uses: actions/cache@v4
         with:
           path: ~/.npm
           key:
@@ -169,7 +169,7 @@ jobs:
 
       - name: Restore cached Playwright dependencies
         id: cache-playwright
-        uses: actions/cache@v2
+        uses: actions/cache@v4
         with:
           path: ~/.cache/ms-playwright
           key:
@@ -184,7 +184,7 @@ jobs:
 
       - name: Cache Playwright dependencies
         if: steps.cache-playwright.outputs.cache-hit != 'true'
-        uses: actions/cache@v2
+        uses: actions/cache@v4
         with:
           path: ~/.cache/ms-playwright
           key: