fix: update github actions to use node 20

Author: bryanbraun

.github/workflows/linting.yml

@@ -8,11 +8,10 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v2
-    - name: Use Node.js
-      uses: actions/setup-node@v1
+    - uses: actions/checkout@v4
+    - uses: actions/setup-node@v4
       with:
-        node-version: '12.x'
+        node-version: 20
     - name: Install devDependencies
       run: npm ci
     - name: Run Linting