gpu: host1x: Sort drivers by probe order

External driver declarations are sorted by probe order for consistency.
Signed-off-by: Thierry Reding <treding@nvidia.com>

drivers/gpu/host1x/dev.h

@@ -301,8 +301,8 @@ static inline void host1x_hw_show_mlocks(struct host1x *host, struct output *o)
 	host->debug_op->show_mlocks(host, o);
 }
 
-extern struct platform_driver tegra_hdmi_driver;
 extern struct platform_driver tegra_dc_driver;
+extern struct platform_driver tegra_hdmi_driver;
 extern struct platform_driver tegra_gr2d_driver;
 
 #endif