drm/amdgpu/gfx: improve code indentation and alignment

General code indentation and alignment changes such as replace spaces
by tabs or align function arguments as per the coding style
guidelines. Issue reported by checkpatch script.
Signed-off-by: Deepak R Varma <mh12gx2825@gmail.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c

@@ -4324,9 +4324,9 @@ static void gfx_v10_0_read_wave_vgprs(struct amdgpu_device *adev, uint32_t simd,
 
 static void gfx_v10_0_select_me_pipe_q(struct amdgpu_device *adev,
 				       u32 me, u32 pipe, u32 q, u32 vm)
- {
+{
 	nv_grbm_select(adev, me, pipe, q, vm);
- }
+}
 
 static void gfx_v10_0_update_perfmon_mgcg(struct amdgpu_device *adev,
 					  bool enable)