Revert "ARM: dts: msm: move files to msm8226 dir to include Samsung's changes."

This reverts commit e32b2fbc38565d1035a5df9143ff2076880fcfc3.
ARM: dts: msm: move Samsung's changes from msm8226 directory.

Assuming that this kernel is only for msm8226 devices. Because the other platforms included in Samsung kernel has not been added.

Change-Id: I2f1b50df6a7603d6629372cb59ab3e69535f05db