[FEAT MERGE] Merge syslog user experience improvement to master

Co-authored-by: Charles0429 <xiezhenjiang@gmail.com>
Co-authored-by: tino247 <tino247@126.com>
Co-authored-by: chaser-ch <chaser.ch@antgroup.com>

src/share/ob_arbitration_service_status.cpp

@@ -37,7 +37,7 @@ const char* ObArbitrationServiceStatus::get_status_str() const
       && status_ < MAX) {
     str = arbitration_service_status_strs[static_cast<int64_t>(status_)];
   } else {
-    LOG_WARN("invalid ArbitrationServiceStatus", K_(status));
+    LOG_WARN_RET(OB_ERR_UNEXPECTED, "invalid ArbitrationServiceStatus", K_(status));
   }
   return str;
 }