[FEAT MERGE] OB Support XMLType

Co-authored-by: simonjoylet <simonjoylet@gmail.com>

tools/ob_error/src/os_errno.h

@@ -10,6 +10,7 @@
  * See the Mulan PubL v2 for more details.
  */
 
+// DO NOT EDIT. This file is automatically generated from `ob_errno.def'.
 #ifndef OBERROR_OS_ERRNO_H
 #define OBERROR_OS_ERRNO_H
 
@@ -158,7 +159,7 @@ constexpr int OS_EHWPOISON = -133;
 const char* str_os_error_name(const int err);
 const char* str_os_error_msg(const int err);
 int os_errno(const int err);
-}  // end namespace common
-}  // end namespace oceanbase
+} // end namespace common
+} // end namespace oceanbase
 
 #endif /* OBERROR_OS_ERRNO_H */