fix: wakeDisplay() on start to fix warm start issue

If the application had turned off the display before exiting, it
wouldn't be brought on when the application restarted without a device
reboot.

display.go

@@ -205,6 +205,7 @@ func init() {
 		updateStaticContents()
 		displayInited = true
 		fmt.Println("display inited")
+		wakeDisplay()
 		requestDisplayUpdate()
 	}()