Correction of errors with the compiler and settings — Coding Learn Steam update #450420

Correction of an error when nothing happened when writing code and pressing the start button. Now, when the code is correctly written, the compiler area screen lights up green, and when an error occurs, it lights up red and displays the type of error. Correction of an error when nothing happened when entering the settings and applying them. Now, when trying to apply the settings, the user goes to the main menu.