Update CI

.github/workflows/test.yml

@@ -4,28 +4,18 @@ on:
     branches: [ main ]
   pull_request:
     branches: [ main ]
-
 jobs:
   build:
     runs-on: ubuntu-latest
-    strategy:
-      matrix:
-        node-version: [16.x]
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
       with:
         path: stats
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
       with:
         repository: pkmn/engine
         path: engine
-    - name: Use Node.js ${{ matrix.node-version }}
-      uses: Zarel/setup-node@patch-1
-      with:
-        node-version: ${{ matrix.node-version }}
     - run: npm -C engine install --ignore-scripts
     - run: npm -C engine run compile
     - run: npm -C stats install
     - run: npm -C stats run test
-      env:
-        CI: true