MDEV-32050 Fixup

- Fixing mariabackup.full_backup test case

mysql-test/suite/mariabackup/full_backup.result

@@ -18,6 +18,12 @@ DROP TABLE t;
 #
 call mtr.add_suppression("InnoDB: innodb_undo_tablespaces=0 disables dedicated undo log tablespaces");
 call mtr.add_suppression("InnoDB: Cannot change innodb_undo_tablespaces=0 because previous shutdown was not with innodb_fast_shutdown=0");
+call mtr.add_suppression("Found 1 prepared XA transactions");
+CREATE TABLE t(f1 INT NOT NULL)ENGINE=InnoDB;
+XA START 'zombie';
+INSERT INTO t VALUES(1);
+XA END 'zombie';
+XA PREPARE 'zombie';
 # restart: --innodb_undo_tablespaces=0
 # xtrabackup backup
 # xtrabackup prepare
@@ -28,3 +34,5 @@ call mtr.add_suppression("InnoDB: Cannot change innodb_undo_tablespaces=0 becaus
 # Display undo log files from target directory
 undo001
 undo002
+XA COMMIT 'zombie';
+DROP TABLE t;

mysql-test/suite/mariabackup/full_backup.test

@@ -35,6 +35,13 @@ rmdir $targetdir;
 --echo #
 call mtr.add_suppression("InnoDB: innodb_undo_tablespaces=0 disables dedicated undo log tablespaces");
 call mtr.add_suppression("InnoDB: Cannot change innodb_undo_tablespaces=0 because previous shutdown was not with innodb_fast_shutdown=0");
+call mtr.add_suppression("Found 1 prepared XA transactions");
+
+CREATE TABLE t(f1 INT NOT NULL)ENGINE=InnoDB;
+XA START 'zombie';
+INSERT INTO t VALUES(1);
+XA END 'zombie';
+XA PREPARE 'zombie';
 
 let $restart_parameters=--innodb_undo_tablespaces=0;
 --source include/restart_mysqld.inc
@@ -53,4 +60,6 @@ exec $XTRABACKUP  --prepare --target-dir=$targetdir;
 --echo # Display undo log files from target directory
 list_files $targetdir undo*;
 
+XA COMMIT 'zombie';
+DROP TABLE t;
 rmdir $targetdir;