drm/amd/display: rename struct mem_input to hubp for dcn

drivers/gpu/drm/amd/display/dc/calcs/dcn_calcs.c

drivers/gpu/drm/amd/display/dc/core/dc.c

drivers/gpu/drm/amd/display/dc/core/dc_resource.c

drivers/gpu/drm/amd/display/dc/core/dc_stream.c

drivers/gpu/drm/amd/display/dc/dce/dce_mem_input.c

drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c

drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c

drivers/gpu/drm/amd/display/dc/dcn10/dcn10_mem_input.c

drivers/gpu/drm/amd/display/dc/dcn10/dcn10_mem_input.h

drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c

drivers/gpu/drm/amd/display/dc/inc/core_types.h

drivers/gpu/drm/amd/display/dc/inc/hw/hubp.h

drivers/gpu/drm/amd/display/dc/inc/hw/mem_input.h