fix: ensure Go setup action is correctly specified in CI workflow

Author: developerkunal

.github/workflows/ci.yml

@@ -26,6 +26,7 @@ jobs:
     steps:
       - uses: actions/checkout@v4
       - name: Set up Go
+        uses: actions/setup-go@v5
         with:
           go-version-file: go.mod
           check-latest: true