ci: upgrade goreleaser-action to v6 for goreleaser v2 support

Author: topcug

.github/workflows/ci.yml

@@ -65,9 +65,9 @@ jobs:
           cache: true
 
       - name: Run GoReleaser
-        uses: goreleaser/goreleaser-action@v5
+        uses: goreleaser/goreleaser-action@v6
         with:
-          version: latest
+          version: "~> v2"
           args: release --clean
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}