Update Slovak language (#13692)

Marlin/src/lcd/language/language_sk.h

 #define THIS_LANGUAGES_SPECIAL_SYMBOLS      _UxGT("äÄáÁčČďĎéÉíÍĺĹľĽňŇóÓôÔŕŔšŠťŤúÚýÝžŽ³")
 
 #define WELCOME_MSG                         MACHINE_NAME _UxGT(" pripravená.")
+#define MSG_YES                             _UxGT("ÁNO")
+#define MSG_NO                              _UxGT("NIE")
 #define MSG_BACK                            _UxGT("Naspäť")
 #define MSG_SD_INSERTED                     _UxGT("Karta vložená")
 #define MSG_SD_REMOVED                      _UxGT("Karta vybraná")
 #define MSG_UBL_TOOLS                       _UxGT("Nástroje UBL")
 #define MSG_UBL_LEVEL_BED                   _UxGT("UBL rovnanie")
 #define MSG_IDEX_MENU                       _UxGT("IDEX režim")
+#define MSG_OFFSETS_MENU                    _UxGT("Offset nástrojov")
 #define MSG_IDEX_MODE_AUTOPARK              _UxGT("Auto-parkovanie")
 #define MSG_IDEX_MODE_DUPLICATE             _UxGT("Duplikácia")
 #define MSG_IDEX_MODE_MIRRORED_COPY         _UxGT("Zrkadlená kópia")
 #define MSG_WATCH                           _UxGT("Info. obrazovka")
 #define MSG_PREPARE                         _UxGT("Príprava tlače")
 #define MSG_TUNE                            _UxGT("Doladenie tlače")
+#define MSG_START_PRINT                     _UxGT("Spustiť tlač")
+#define MSG_BUTTON_PRINT                    _UxGT("Tlačiť")
+#define MSG_BUTTON_CANCEL                   _UxGT("Zrušiť")
 #define MSG_PAUSE_PRINT                     _UxGT("Pozastaviť tlač")
 #define MSG_RESUME_PRINT                    _UxGT("Obnoviť tlač")
 #define MSG_STOP_PRINT                      _UxGT("Zastaviť tlač")
 #define MSG_BABYSTEP_X                      _UxGT("Babystep X")
 #define MSG_BABYSTEP_Y                      _UxGT("Babystep Y")
 #define MSG_BABYSTEP_Z                      _UxGT("Babystep Z")
+#define MSG_BABYSTEP_TOTAL                  _UxGT("Celkom")
 #define MSG_ENDSTOP_ABORT                   _UxGT("Zastavenie Endstop")
 #define MSG_HEATING_FAILED_LCD              _UxGT("Chyba ohrevu")
 #define MSG_HEATING_FAILED_LCD_BED          _UxGT("Chyba ohrevu podl.")
 #define MSG_VTOOLS_RESET                    _UxGT("V-tools resetované")
 #define MSG_START_Z                         _UxGT("Počiat.Z")
 #define MSG_END_Z                           _UxGT("Konečn.Z")
+#define MSG_BRICKOUT                        _UxGT("Brickout")
+#define MSG_INVADERS                        _UxGT("Nájazdníci")
+#define MSG_SNAKE                           _UxGT("Had")
+#define MSG_MAZE                            _UxGT("Bludisko")
 
 //
 // Filament Change screens show up to 3 lines on a 4-line display
 
 #define MSG_SERVICE_RESET                   _UxGT("Vynulovať")
 #define MSG_SERVICE_IN                      _UxGT(" za:")
+#define MSG_BACKLASH                        _UxGT("Kompenz. vôle")
+#define MSG_BACKLASH_CORRECTION             _UxGT("Korekcia")
+#define MSG_BACKLASH_SMOOTHING              _UxGT("Vyhladzovanie")