Remove useless command

.github/workflows/go.yml

@@ -32,11 +32,9 @@ jobs:
       working-directory: ./server
     - name: Modify config params
       run: |
-        echo $LANG
         sed -i 's/%{address}/'$MYSQL_ADDR'/' config.yaml
         sed -i 's/%{username}/'$MYSQL_USERNAME'/' config.yaml
         sed -i 's/%{password}/'$MSQL_PASSWORD'/' config.yaml
-        cat config.yaml
       working-directory: ./server
     - name: Run 
       run: |