MDEV-16172: Enable skipped tests

mysql-test/main/alter_table.test

-if (`select plugin_auth_version < "5.6.26" from information_schema.plugins where plugin_name='innodb'`)
-{
-  --skip Not fixed in XtraDB below 5.6.26
-}
 --source include/have_innodb.inc
 #
 # Test of alter table

mysql-test/main/partition_innodb.test

-if (`select plugin_auth_version < "5.6.25" from information_schema.plugins where plugin_name='innodb'`)
-{
-  --skip Not fixed in InnoDB as of 5.6.24 or earlier
-}
 --source include/not_embedded.inc
 --source include/have_partition.inc
 --source include/have_innodb.inc

mysql-test/suite/handler/innodb.test

@@ -9,11 +9,6 @@
 #               rename t/innodb_handler.test to t/handler_innodb.test
 #
 
-if (`select plugin_auth_version < "5.6.15" from information_schema.plugins where plugin_name='innodb'`)
-{
-  --skip Not fixed in InnoDB before 5.6.15
-}
-
 --source include/have_innodb.inc
 
 let $engine_type= InnoDB;

mysql-test/suite/innodb/t/innodb_bug13510739.test

@@ -2,10 +2,6 @@
 # Bug#13510739 63775: SERVER CRASH ON HANDLER READ NEXT AFTER DELETE RECORD.
 #
 
-if (`select plugin_auth_version < "5.6.15" from information_schema.plugins where plugin_name='innodb'`)
-{
-  --skip Not fixed in InnoDB before 5.6.15
-}
 -- source include/have_innodb.inc
 
 CREATE TABLE bug13510739 (c INTEGER NOT NULL, PRIMARY KEY (c)) ENGINE=INNODB;

mysql-test/suite/innodb/t/tmpdir.test

 --source include/have_innodb.inc
 --source include/count_sessions.inc
 
-if (`select plugin_auth_version <= "5.6.28-MariaDB-76.1" from information_schema.plugins where plugin_name='innodb'`)
-{
-  --skip Not fixed in XtraDB as of 5.6.28-MariaDB-76.1 or earlier
-}
-
 --echo #
 --echo # Bug #19183565 CREATE DYNAMIC INNODB_TMPDIR VARIABLE TO CONTROL
 --echo #		WHERE INNODB WRITES TEMP FILES

mysql-test/suite/innodb_fts/r/fulltext2.result

-DROP TABLE IF EXISTS t1;
 CREATE TABLE t1 (
 i int(10) unsigned not null auto_increment primary key,
 a varchar(255) not null,

mysql-test/suite/innodb_fts/r/fulltext_var.result

-drop table if exists t1;
 show variables like "ft\_%";
 Variable_name	Value
 ft_boolean_syntax	+ -><()~*:""&|

mysql-test/suite/innodb_fts/t/fulltext2.test

@@ -7,14 +7,6 @@
 #
 
 --source include/have_innodb.inc
---disable_warnings
-DROP TABLE IF EXISTS t1;
---enable_warnings
-
-if (`select plugin_auth_version <= "5.6.10" from information_schema.plugins where plugin_name='innodb'`)
-{
-  --skip Not fixed in InnoDB 5.6.10 or earlier
-}
 
 CREATE TABLE t1 (
   i int(10) unsigned not null auto_increment primary key,

mysql-test/suite/innodb_fts/t/fulltext_var.test

@@ -3,15 +3,6 @@
 #
 --source include/have_innodb.inc
 
---disable_warnings
-drop table if exists t1;
---enable_warnings
-
-if (`select plugin_auth_version <= "5.6.10" from information_schema.plugins where plugin_name='innodb'`)
-{
-  --skip Not fixed in InnoDB 5.6.10 or earlier
-}
-
 # Save ft_boolean_syntax variable
 let $saved_ft_boolean_syntax=`select @@global.ft_boolean_syntax`;
 

mysql-test/suite/rpl/t/rpl_mdev382.test

@@ -2,11 +2,6 @@
 --source include/have_binlog_format_statement.inc
 --source include/master-slave.inc
 
-if (`select plugin_auth_version <= "5.6.10" from information_schema.plugins where plugin_name='innodb'`)
-{
-  --skip Not fixed in InnoDB 5.6.10 or earlier
-}
-
 # MDEV-382: multiple SQL injections in replication code.
 
 # Test previous SQL injection attack against binlog for SAVEPOINT statement.