drm/amdgpu/uvd7: remove unnecessary conversion to bool

The conversion to bool is not needed, remove it.
Signed-off-by: Chen Zhou <chenzhou10@huawei.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/amdgpu/uvd_v7_0.c

@@ -1694,7 +1694,7 @@ static int uvd_v7_0_set_clockgating_state(void *handle,
 					  enum amd_clockgating_state state)
 {
 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
-	bool enable = (state == AMD_CG_STATE_GATE) ? true : false;
+	bool enable = (state == AMD_CG_STATE_GATE);
 
 	uvd_v7_0_set_bypass_mode(adev, enable);