CI: update remaining outdated dependencies

Ref: 63a5e3dcfc5e ("CI: update dependencies")
Signed-off-by: Tianling Shen <cnsztl@immortalwrt.org>

.github/workflows/formal.yml

@@ -11,7 +11,7 @@ jobs:
       fail-fast: false
 
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
         with:
           ref: ${{ github.event.pull_request.head.sha }}
           fetch-depth: 0

.github/workflows/jsdoc.yml

@@ -11,7 +11,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout code
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
 
       - name: Install
         run: npm install
@@ -20,7 +20,7 @@ jobs:
         run: npm run doc
 
       - name: Archive docs as artifact
-        uses: actions/upload-artifact@v2
+        uses: actions/upload-artifact@v3
         with:
           name: docs
           path: ./docs/