Update labels config

Author: taiki-kuraishi

.github/workflows/label-sync.yaml

@@ -12,7 +12,6 @@ jobs:
         uses: actions/checkout@v2
 
       - name: Sync labels
-        uses: lannonbr/issue-label-manager-action@2.0.0
-        with:
-          github-token: ${{ secrets.GITHUB_TOKEN }}
-          file: .github/labels.json
+        uses: lannonbr/issue-label-manager-action@3.0.0
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}