drm/amdgpu: Fix inconsistent indenting

Eliminate the follow smatch warning:

drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c:449
sdma_v5_0_ring_emit_mem_sync() warn: inconsistent indenting.
Reviewed-by: Christian König <christian.koenig@amd.com>
Reported-by: Abaci Robot <abaci@linux.alibaba.com>
Signed-off-by: Jiapeng Chong <jiapeng.chong@linux.alibaba.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c

@@ -440,8 +440,7 @@ static void sdma_v5_0_ring_emit_ib(struct amdgpu_ring *ring,
  */
 static void sdma_v5_0_ring_emit_mem_sync(struct amdgpu_ring *ring)
 {
-    uint32_t gcr_cntl =
-		    SDMA_GCR_GL2_INV | SDMA_GCR_GL2_WB | SDMA_GCR_GLM_INV |
+	uint32_t gcr_cntl = SDMA_GCR_GL2_INV | SDMA_GCR_GL2_WB | SDMA_GCR_GLM_INV |
 			    SDMA_GCR_GL1_INV | SDMA_GCR_GLV_INV | SDMA_GCR_GLK_INV |
 			    SDMA_GCR_GLI_INV(1);