Use node 22 in github workflow

Author: Rafferty97

.github/workflows/tests.yml

@@ -21,7 +21,7 @@ jobs:
       - name: Setup Node.js environment
         uses: actions/setup-node@v3
         with:
-          node-version: 18
+          node-version: 22
           cache: pnpm
 
       - name: Install dependencies