disable safety timer

Firmware/Configuration_prusa.h

@@ -171,7 +171,7 @@ const bool Z_MIN_ENDSTOP_INVERTING = false; // set to true to invert the logic o
 #define PAT9125 //!< Filament sensor
 #define FANCHECK
 //#define WATCHDOG
-#define SAFETYTIMER
+//#define SAFETYTIMER
 
 
 /*------------------------------------