Fix Bug#13639142 64128: INNODB ERROR IN SERVER LOG OF INNODB_BUG34300

Suppress innodb_bug34300 from failing if InnoDB prints:

  120221 11:05:03  InnoDB: ERROR: the age of the last checkpoint is 9439048,
  InnoDB: which exceeds the log group capacity 9433498.

by default the log capacity is 2 log files, 5 MB each.

mysql-test/suite/innodb/t/innodb_bug34300.test

@@ -8,6 +8,7 @@
 -- disable_query_log
 -- disable_result_log
 call mtr.add_suppression("InnoDB: Warning: a long semaphore wait:");
+call mtr.add_suppression("the age of the last checkpoint is");
 
 # set packet size and reconnect 
 SET @@global.max_allowed_packet=16777216;

mysql-test/suite/innodb_plugin/t/innodb_bug34300.test

@@ -8,6 +8,7 @@
 -- disable_query_log
 -- disable_result_log
 call mtr.add_suppression("InnoDB: Warning: a long semaphore wait:");
+call mtr.add_suppression("the age of the last checkpoint is");
 
 # set packet size and reconnect 
 let $max_packet=`select @@global.max_allowed_packet`;