msm: kgsl: Move the GPU register lists to a common location

Move the GPU register lists to a common location so they can be used
by multiple sub-systems.  To avoid confusion, convert the lists from
byte offsets to dword offsets to match how we do register offsets
throughout the entire driver and in user space.

Change-Id: Ic0dedbad0f320242b77231a444939f9c6d852976
Signed-off-by: Jordan Crouse <jcrouse@codeaurora.org>