drm/amdgpu: Modify mismatched function name

No functional modification involved.

drivers/gpu/drm/amd/amdgpu/sdma_v4_4_2.c:426: warning: expecting prototype for sdma_v4_4_2_gfx_stop(). Prototype was for sdma_v4_4_2_inst_gfx_stop() instead.
drivers/gpu/drm/amd/amdgpu/sdma_v4_4_2.c:457: warning: expecting prototype for sdma_v4_4_2_rlc_stop(). Prototype was for sdma_v4_4_2_inst_rlc_stop() instead.
drivers/gpu/drm/amd/amdgpu/sdma_v4_4_2.c:470: warning: expecting prototype for sdma_v4_4_2_page_stop(). Prototype was for sdma_v4_4_2_inst_page_stop() instead.
drivers/gpu/drm/amd/amdgpu/sdma_v4_4_2.c:506: warning: expecting prototype for sdma_v4_4_2_ctx_switch_enable(). Prototype was for sdma_v4_4_2_inst_ctx_switch_enable() instead.
drivers/gpu/drm/amd/amdgpu/sdma_v4_4_2.c:561: warning: expecting prototype for sdma_v4_4_2_enable(). Prototype was for sdma_v4_4_2_inst_enable() instead.
drivers/gpu/drm/amd/amdgpu/sdma_v4_4_2.c:798: warning: expecting prototype for sdma_v4_4_2_rlc_resume(). Prototype was for sdma_v4_4_2_inst_rlc_resume() instead.
drivers/gpu/drm/amd/amdgpu/sdma_v4_4_2.c:814: warning: expecting prototype for sdma_v4_4_2_load_microcode(). Prototype was for sdma_v4_4_2_inst_load_microcode() instead.

Reported-by: Abaci Robot <abaci@linux.alibaba.com>
Link: https://bugzilla.openanolis.cn/show_bug.cgi?id=5283


Signed-off-by: Jiapeng Chong <jiapeng.chong@linux.alibaba.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>