MDEV-36697: Wrong server.cnf group for version

10.11 is included in the configuration file however
the current version is 11.8.

Author: grooverdan

support-files/rpm/server.cnf

@@ -42,8 +42,8 @@
 # you can put MariaDB-only options here
 [mariadb]
 
-# This group is only read by MariaDB-10.11 servers.
+# This group is only read by MariaDB-11.8 servers.
 # If you use the same .cnf file for MariaDB of different versions,
 # use this group for options that older servers don't understand
-[mariadb-10.11]
+[mariadb-11.8]