Update action and Node versions for linting and testing

.github/workflows/linting_testing.yml

@@ -14,16 +14,16 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
             
       - uses: pnpm/action-setup@v2
         with:
           version: 8
 
       - name: Install Node.js
-        uses: actions/setup-node@v3
+        uses: actions/setup-node@v4
         with:
-          node-version: 18
+          node-version: 20
           cache: 'pnpm'
   
       - name: Install pnpm packages
@@ -38,16 +38,16 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       
       - uses: pnpm/action-setup@v2
         with:
           version: 8
 
       - name: Install Node.js
-        uses: actions/setup-node@v3
+        uses: actions/setup-node@v4
         with:
-          node-version: 18
+          node-version: 20
           cache: 'pnpm'
       
       - name: Install pnpm packages