Rerecord main.mysqld--help-notwin

Summary:
Fix this test

Squash with: D44824040

Reviewed By: george-reynya

Differential Revision: D45104643

fbshipit-source-id: fe83661

Author: Manuel Ung

mysql-test/r/mysqld--help-notwin.result

@@ -1048,9 +1048,9 @@ The following options may be given as the first argument:
  using minimum_hlc_ns system variable. The default value
  is 300 secs
  --mdl-mutex-thread-remove 
- Setting this flag will allow DDL commands to kill
- conflictingconnections during replication (effective for
- admin user only).
+ Use thread pool friendly MDL lock when removing
+ connection threads. If disabled, the regular mutex is
+ used.
  (Defaults to on; use --skip-mdl-mutex-thread-remove to disable.)
  --memlock           Lock mysqld in memory.
  --min-examined-row-limit=#