drm/amd/display: clean up some inconsistent indenting

Eliminate the follow smatch warnings:
drivers/gpu/drm/amd/amdgpu/../display/dc/bios/bios_parser2.c:405 get_bios_object_from_path_v3() warn: inconsistent indenting
drivers/gpu/drm/amd/amdgpu/../display/dc/bios/bios_parser2.c:611 bios_parser_get_hpd_info() warn: inconsistent indenting
drivers/gpu/drm/amd/amdgpu/../display/dc/bios/bios_parser2.c:818 bios_parser_get_device_tag() warn: inconsistent indenting
drivers/gpu/drm/amd/amdgpu/../display/dc/bios/bios_parser2.c:1599 bios_parser_is_device_id_supported() warn: inconsistent indenting
Signed-off-by: Yang Li <yang.lee@linux.alibaba.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>