drm/amd/pp: Clean up errors in dm_pp_interface.h
Fix the following errors reported by checkpatch:
ERROR: open brace '{' following struct go on the same line
ERROR: space prohibited before that ',' (ctx:WxE)
Signed-off-by: chenxuebing <chenxb_99091@126.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
authored by