MDEV-4568 - Port Percona response time distribution as audit plugin

Test fixes.

mysql-test/suite/plugins/r/audit_null.result

@@ -18,7 +18,7 @@ concat("test1", x)
 test1-12
 show status like 'audit_null%';
 Variable_name	Value
-Audit_null_called	19
+Audit_null_called	20
 Audit_null_general_log	7
 Audit_null_general_error	1
 Audit_null_general_result	5

mysql-test/t/mysqld--help.test

@@ -27,7 +27,8 @@ perl;
               feedback debug temp-pool ssl des-key-file xtradb sequence
               thread-concurrency super-large-pages mutex-deadlock-detector
               null-audit aria pbxt oqgraph sphinx thread-handling
-              test-sql-discovery rpl-semi-sync query-cache-info/;
+              test-sql-discovery rpl-semi-sync query-cache-info
+              query-response-time/;
 
   # And substitute the content some environment variables with their
   # names:

plugin/query_response_time/mysql-test/query_response_time/basic.result

@@ -10,30 +10,18 @@ QUERY_RESPONSE_TIME	CREATE TEMPORARY TABLE `QUERY_RESPONSE_TIME` (
   `COUNT` int(11) unsigned NOT NULL DEFAULT '0',
   `TOTAL` varchar(14) NOT NULL DEFAULT ''
 ) ENGINE=MEMORY DEFAULT CHARSET=utf8
-SELECT * FROM INFORMATION_SCHEMA.PLUGINS WHERE PLUGIN_NAME LIKE 'query_response_time%';;
+SELECT PLUGIN_NAME, PLUGIN_VERSION, PLUGIN_TYPE, PLUGIN_AUTHOR, PLUGIN_DESCRIPTION, PLUGIN_LICENSE, PLUGIN_MATURITY FROM INFORMATION_SCHEMA.PLUGINS WHERE PLUGIN_NAME LIKE 'query_response_time%';;
 PLUGIN_NAME	QUERY_RESPONSE_TIME
 PLUGIN_VERSION	1.0
-PLUGIN_STATUS	ACTIVE
 PLUGIN_TYPE	INFORMATION SCHEMA
-PLUGIN_TYPE_VERSION	100002.0
-PLUGIN_LIBRARY	QUERY_RESPONSE_TIME_SO
-PLUGIN_LIBRARY_VERSION	1.4
 PLUGIN_AUTHOR	Percona and Sergey Vojtovich
 PLUGIN_DESCRIPTION	Query Response Time Distribution INFORMATION_SCHEMA Plugin
 PLUGIN_LICENSE	GPL
-LOAD_OPTION	ON
 PLUGIN_MATURITY	Alpha
-PLUGIN_AUTH_VERSION	1.0
 PLUGIN_NAME	QUERY_RESPONSE_TIME_AUDIT
 PLUGIN_VERSION	1.0
-PLUGIN_STATUS	ACTIVE
 PLUGIN_TYPE	AUDIT
-PLUGIN_TYPE_VERSION	3.0
-PLUGIN_LIBRARY	QUERY_RESPONSE_TIME_SO
-PLUGIN_LIBRARY_VERSION	1.4
 PLUGIN_AUTHOR	Percona and Sergey Vojtovich
 PLUGIN_DESCRIPTION	Query Response Time Distribution Audit Plugin
 PLUGIN_LICENSE	GPL
-LOAD_OPTION	ON
 PLUGIN_MATURITY	Alpha
-PLUGIN_AUTH_VERSION	1.0

plugin/query_response_time/mysql-test/query_response_time/basic.test

 SHOW VARIABLES WHERE VARIABLE_NAME LIKE 'query_response_time%' AND VARIABLE_NAME!='query_response_time_exec_time_debug';
 SHOW CREATE TABLE INFORMATION_SCHEMA.QUERY_RESPONSE_TIME;
---replace_result $QUERY_RESPONSE_TIME_SO QUERY_RESPONSE_TIME_SO
---query_vertical SELECT * FROM INFORMATION_SCHEMA.PLUGINS WHERE PLUGIN_NAME LIKE 'query_response_time%';
+--query_vertical SELECT PLUGIN_NAME, PLUGIN_VERSION, PLUGIN_TYPE, PLUGIN_AUTHOR, PLUGIN_DESCRIPTION, PLUGIN_LICENSE, PLUGIN_MATURITY FROM INFORMATION_SCHEMA.PLUGINS WHERE PLUGIN_NAME LIKE 'query_response_time%';

plugin/query_response_time/mysql-test/query_response_time/suite.opt

---plugin-load-add=$QUERY_RESPONSE_TIME_SO --plugin-query-response-time=ON --plugin-query-response-time-audit=ON
+--plugin-load=$QUERY_RESPONSE_TIME_SO  --plugin-query-response-time=ON --plugin-query-response-time-audit=ON

plugin/query_response_time/mysql-test/query_response_time/suite.pm

@@ -4,7 +4,7 @@ package My::Suite::Query_response_time;
 
 return "No QUERY_RESPONSE_TIME plugin" unless
   $ENV{QUERY_RESPONSE_TIME_SO} or
-  $::mysqld_variables{'query_response_time'} eq "ON";
+  $::mysqld_variables{'query-response-time'} eq "ON";
 
 return "Not run for embedded server" if $::opt_embedded_server;