Slovak translation update (#12202)

Marlin/src/lcd/language/language_sk.h

 #define MSG_MOVE_Y                          _UxGT("Posunúť Y")
 #define MSG_MOVE_Z                          _UxGT("Posunúť Z")
 #define MSG_MOVE_E                          _UxGT("Extrudér")
+#define MSG_HOTEND_TOO_COLD                 _UxGT("Hotend je studený")
 #define MSG_MOVE_01MM                       _UxGT("Posunúť o 0,1mm")
 #define MSG_MOVE_1MM                        _UxGT("Posunúť o 1mm")
 #define MSG_MOVE_10MM                       _UxGT("Posunúť o 10mm")
 #define MSG_CONTROL_RETRACT_RECOVER_SWAPF   _UxGT("S UnRet V")
 #define MSG_AUTORETRACT                     _UxGT("AutoRetr.")
 #define MSG_FILAMENT_SWAP_LENGTH            _UxGT("Dĺžka retrakcie")
-#define MSG_SINGLENOZZLE_TOOL_CHANGE        _UxGT("Výmena nástroja")
+#define MSG_TOOL_CHANGE                     _UxGT("Výmena nástroja")
+#define MSG_TOOL_CHANGE_ZLIFT               _UxGT("Zdvihnúť Z")
 #define MSG_SINGLENOZZLE_PRIME_SPD          _UxGT("Primárna rýchl.")
 #define MSG_SINGLENOZZLE_RETRACT_SPD        _UxGT("Rýchl. retrakcie")
 #define MSG_FILAMENTCHANGE                  _UxGT("Vymeniť filament")