chore: updated github action cache module

Author: ajaykumar97

.github/workflows/tests.yml

@@ -6,7 +6,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
-      - uses: actions/cache@v2
+      - uses: actions/cache@v4
         with:
           path: '**/node_modules'
           key: ${{ runner.os }}-modules-${{ hashFiles('**/package-lock.json') }}