Remove description in header file

The description are more detailed in the ultralcd.cpp file

No need to document the function in two places :)

Firmware/ultralcd.h

@@ -77,9 +77,7 @@ extern void lcd_wait_for_click();
 extern bool lcd_wait_for_click_delay(uint16_t nDelay);
 void lcd_show_choices_prompt_P(uint8_t selected, const char *first_choice, const char *second_choice, uint8_t second_col, const char *third_choice = nullptr);
 extern void lcd_show_fullscreen_message_and_wait_P(const char *msg);
-// 1: no, 0: yes, -1: timeouted
 extern int8_t lcd_show_yes_no_and_wait(bool allow_timeouting = true, uint8_t default_selection = LCD_MIDDLE_BUTTON_CHOICE);
-// 1: no, 0: yes, -1: timeouted
 extern int8_t lcd_show_fullscreen_message_yes_no_and_wait_P(const char *msg, bool allow_timeouting = true, uint8_t default_selection = LCD_MIDDLE_BUTTON_CHOICE);
 extern int8_t lcd_show_multiscreen_message_with_choices_and_wait_P(
     const char * const msg, bool allow_timeouting, uint8_t default_selection,