Run against current stable node, using latest action versions

Author: Graham Still

.github/workflows/run-tests.yml

@@ -12,13 +12,13 @@ jobs:
     name: Run Tests
     strategy:
       matrix:
-        node: [18.x]
+        node: [22.x]
     steps:
       - name: Checkout code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Setup node
-        uses: actions/setup-node@v2
+        uses: actions/setup-node@v4
         with:
           node-version: ${{ matrix.node }}
 
@@ -27,7 +27,6 @@ jobs:
           npm ci
 
       - name: Lint code
-        if: ${{ matrix.node == '18.x' }}
         run: npm run lint
 
       - name: Run tests