chore(.github): modify taoskeeper github action workflow

.github/workflows/taoskeeper-ci.yml

@@ -14,7 +14,7 @@ jobs:
       - name: Checkout the repository
         uses: actions/checkout@v4
 
-      - name: Setup Go env
+      - name: Set up Go
         uses: actions/setup-go@v5
         with:
           go-version: 1.18
@@ -49,6 +49,7 @@ jobs:
         run: |
           go mod tidy
           go test -v ./...
+        working-directory: tools/keeper
 
       - name: Clean up
         if: always()