Always log months in english format for %t in mod_log_config.

PR:		4366, 679
Submitted by:	Petr Lampa <lampa@fee.vutbr.cz>


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@83211 13f79535-47bb-0310-9956-ffa450edef68