Use consistent log file names, introduced initLogger (#3403)

### What problem does this PR solve?

Use consistent log file names, introduced initLogger

### Type of change

- [ ] Bug Fix (non-breaking change which fixes an issue)
- [ ] New Feature (non-breaking change which adds functionality)
- [ ] Documentation Update
- [x] Refactoring
- [ ] Performance Improvement
- [ ] Other (please describe):

agent/component/rewrite.py

@@ -13,11 +13,11 @@
 #  See the License for the specific language governing permissions and
 #  limitations under the License.
 #
+import logging
 from abc import ABC
 from api.db import LLMType
 from api.db.services.llm_service import LLMBundle
 from agent.component import GenerateParam, Generate
-from api.utils.log_utils import logger
 
 
 class RewriteQuestionParam(GenerateParam):
@@ -105,7 +105,7 @@ class RewriteQuestion(Generate, ABC):
         self._canvas.history.pop()
         self._canvas.history.append(("user", ans))
 
-        logger.info(ans)
+        logging.debug(ans)
         return RewriteQuestion.be_output(ans)