MDEV-27477 Remaining SUSE patches for 10.2+

This patch fixes the logrotate config file for mariadb.
Read more at https://www.novell.com/support/kb/doc.php?id=7005219

Source:
https://github.com/openSUSE/mysql-packaging/blob/master/patches/mysql-patches/mariadb-10.0.15-logrotate-su.patch

support-files/mysql-log-rotate.sh

@@ -20,6 +20,7 @@
 
 @localstatedir@/mysqld.log {
         # create 600 mysql mysql
+        su mysql mysql
         notifempty
         daily
         rotate 3