v6 -> v8

Author: Yamashou

.github/workflows/go.yml

@@ -21,7 +21,7 @@ jobs:
         go-version-file: go.mod
 
     - name: Lint
-      uses: golangci/golangci-lint-action@v6
+      uses: golangci/golangci-lint-action@v8
       with:
         version: latest