www/mod_mpm_itk: Update to 2.4.7-04

[ultima]

Summary

• Updated to 2.4.7-04
• Moved LoadModule from httpd.conf to modules.d/

PR\: 219726
Sumitted by\: Lukasz Wasikowski <[e-mail]> (maintainer)
Reviewed by\: lifanov (mentor), matthew (mentor)
Approved by\: lifanov (mentor), matthew (mentor)
Differential Revision\: https://reviews.freebsd.org/DXXXXX

Test Plan

portlint -AC:
WARN: Makefile: for new port, make $FreeBSD$ tag in comment section empty, to make SVN happy.
WARN: Makefile: new ports should not set PORTREVISION.
0 fatal errors and 2 warnings found.

poudriere:
103i386
103amd64
110i386
110amd64
12i386
12amd64

[matthew]