py: reset fbconfig after running apps

python_payload/st3m/run.py

@@ -75,6 +75,7 @@ class ApplicationMenu(SimpleMenu):
         # set the default graphics mode, this is a no-op if
         # it is already set
         sys_display.set_mode(0)
+        sys_display.fbconfig(240, 240, 0, 0)
         leds.set_slew_rate(100)
         led_patterns.set_menu_colors()
         # media.stop()