revert node version to 16 to avoid ERR_OSSL_EVP_UNSUPPORTED issue

Author: KrupaPammi

.github/workflows/main.yml

@@ -14,7 +14,7 @@ jobs:
       - name: Set up Node
         uses: actions/setup-node@v3
         with:
-          node-version: 20
+          node-version: 16
 
       - name: Restore packages cache
         uses: actions/cache@v3
@@ -62,7 +62,7 @@ jobs:
       - name: Set up Node
         uses: actions/setup-node@v3
         with:
-          node-version: 20
+          node-version: 16
 
       - name: Restore packages cache
         uses: actions/cache@v3