bug(StoneDB 8.0) : duplicate 'lc-messages-dir' config item in my.cnf.sample file

[lujiashun]

Have you read the Contributing Guidelines on issues?

• I have read the Contributing Guidelines on issues.

Please confirm if bug report does NOT exists already ?

• I confirm there is no existing issue for this

Describe the problem

in branch StoneDB-8.0-dev, my.cnf.sample in ./scripts directory.
there are two 'lc-messages-dir' config items.

port                            = 3306
basedir                         = YOUR_ABS_PATH/
character-sets-dir              = YOUR_ABS_PATH/share/charsets/
lc-messages-dir                 = YOUR_ABS_PATH/share/
plugin_dir                      = YOUR_ABS_PATH/lib/plugin/
tmpdir                          = YOUR_ABS_PATH/tmp/
socket                          = YOUR_ABS_PATH/tmp/mysql.sock
datadir                         = YOUR_ABS_PATH/data/
pid-file                        = YOUR_ABS_PATH/data/mysqld.pid
log-error                       = YOUR_ABS_PATH/log/mysqld.log
lc-messages-dir                 = YOUR_ABS_PATH/share/english/

Expected behavior

Just one 'lc-messages-dir'.

How To Reproduce

No response

Environment

No response

Are you interested in submitting a PR to solve the problem?

• Yes, I will!

[RingsC]

adds a params : "lc_messages" to my.cnf.

[hustjieke]

Impact both on branch 5.7 and 8.0.

[lujiashun]

ACK