Fixed Bug 8095

Mounting SC_ALL_RIDING (new mounts) now causes character to stop attacking.
Special Thanks to bgamez23
http://hercules.ws/board/tracker/issue-8095-ridding-mount2-can-attack/

Signed-off-by: shennetsind <ind@henn.et>
Merge branch 'master' of https://github.com/HerculesWS/Hercules