privileges: grant privilege identified by password should be hash string

[buggithubs]

fix #4196

PTAL @tiancaiamao

test case

The test is consistent with version 5.7 of MySQL

grant select on *.* to 'genius1'@'%' identified by password '123123'; 	
ERROR 1827 (HY000): The password hash doesn't have the expected format. Check if the correct password algorithm is being used with the PASSWORD() function.

grant select on *.* to 'genius2'@'%' identified by password '*E56A114692FE0DE073F9A1DD68A00EEB9703F3F';
ERROR 1827 (HY000): The password hash doesn't have the expected format. Check if the correct password algorithm is being used with the PASSWORD() function

grant select on *.* to 'genius3'@'%' identified by password '*E56A114692FE0DE073F9A1DD68A00EEB9703F3F1'; 
Query OK, 0 rows affected, 2 warnings (0.01 sec)

grant select on *.* to 'genius4'@'%' identified by password '0E56A114692FE0DE073F9A1DD68A00EEB9703F3F9'; 
ERROR 1827 (HY000): The password hash doesn't have the expected format. Check if the correct password algorithm is being used with the PASSWORD() function.

grant select on *.* to 'genius5'@'%' identified by password '*E56A114692FE0DE073F9A1DD68A00EEB9703F3XX'; 
Query OK, 0 rows affected, 2 warnings (0.01 sec)

[CLAassistant]

All committers have signed the CLA.

[zz-jason]

@buggithubs you can run make check to format the code

[shenli]

@buggithubs Please fix CI.

[buggithubs]

@zz-jason Thanks for reminding
@shenli Complete repair

[tiancaiamao]

LGTM

[zz-jason]

LGTM

[zz-jason]

/run-all-tests

[zz-jason]

/run-integration-common-test
/run-integration-compatibility-test
/run-integration-ddl-test