drm/amdgpu/gfx11: remove unneeded semicolon

Eliminate the following coccicheck warning:
./drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c:1222:2-3: Unneeded semicolon
Reported-by: Abaci Robot <abaci@linux.alibaba.com>
Signed-off-by: Yang Li <yang.lee@linux.alibaba.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c

@@ -1243,7 +1243,7 @@ static void gfx_v11_0_parse_rlc_toc(struct amdgpu_device *adev, void *rlc_toc)
 		rlc_autoload_info[ucode->id].size = ucode->size * 4;
 
 		ucode++;
-	};
+	}
 }
 
 static uint32_t gfx_v11_0_calc_toc_total_size(struct amdgpu_device *adev)