drm/msm/dsi: remove unused clk_pre/clk_post in msm_dsi_dphy_timing

The clk_pre/clk_post values in shared_timings are used instead, and these
are unused.
Signed-off-by: Jonathan Marek <jonathan@marek.ca>
Tested-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org> (SM8250)
Signed-off-by: Rob Clark <robdclark@chromium.org>

drivers/gpu/drm/msm/dsi/phy/dsi_phy.h

@@ -50,8 +50,6 @@ extern const struct msm_dsi_phy_cfg dsi_phy_10nm_cfgs;
 extern const struct msm_dsi_phy_cfg dsi_phy_10nm_8998_cfgs;
 
 struct msm_dsi_dphy_timing {
-	u32 clk_pre;
-	u32 clk_post;
 	u32 clk_zero;
 	u32 clk_trail;
 	u32 clk_prepare;