[TASK] Increase the maximum allowed packet size (required for some dumps)

templates/default/my.cnf.erb

 [mysqld]
 # * Fine Tuning
 key_buffer		= 16M
-max_allowed_packet	= 16M
+max_allowed_packet	= 128M
 thread_stack		= 192K
 thread_cache_size       = 8
 # This replaces the startup script and checks MyISAM tables if needed