Missing uievent.c

sql does not generate uievent.c by default but cmakelists is included by default.

Others

  • **SquareLine Studio version:**1.3.4
  • **Operating system:**ubuntu
  • **Target hardware:**linux

This is just a prepared entry for a possible ui_events.c file and the project builds fine with it. We’ll consider fine-tuning this, thanks for the feedback.