build(deps): bump actions/setup-node from 2 to 3 (golangci#2628)

Author: dependabot[bot]

.github/workflows/post-release.yml

@@ -19,7 +19,7 @@ jobs:
       - name: Update GitHub action config
         run: make assets/github-action-config.json
 
-      - uses: actions/setup-node@v2
+      - uses: actions/setup-node@v3
         with:
           node-version: "15"
           check-latest: true