Update version of pnpm used on CI

.github/workflows/node.js.yml

@@ -17,9 +17,9 @@ jobs:
 
     steps:
     - uses: actions/checkout@v2
-    - uses: pnpm/action-setup@v2.2.2
+    - uses: pnpm/action-setup@v2.4.0
       with:
-        version: 6
+        version: 8
     - name: Use Node.js ${{ matrix.node-version }}
       uses: actions/setup-node@v2
       with:
@@ -44,11 +44,11 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v2
-    - uses: pnpm/action-setup@v2.2.2
+    - uses: pnpm/action-setup@v2.4.0
       with:
-        version: 6
+        version: 8
     - uses: actions/setup-node@v2
       with:
-        node-version: 16.x
+        node-version: 18.x
     - run: pnpm i --no-optional --no-frozen-lockfile
     - run: pnpm run lint