Remove libfaac from the credits file as it is no longer used.

git-svn-id: svn://svn.handbrake.fr/HandBrake/trunk@5934 b64f7644-9d1e-0410-96f1-a4d463321fa5
Remove Anamorphic from Windows Phone preset since these devices don't support it.

git-svn-id: svn://svn.handbrake.fr/HandBrake/trunk@5935 b64f7644-9d1e-0410-96f1-a4d463321fa5