Update nextion_lcd.h

MarlinKimbra/nextion_lcd.h

@@ -2,7 +2,7 @@
   #define NEXTIONLCD_H
 
   #if ENABLED(NEXTION)
-    #define LCD_UPDATE_INTERVAL 100
+    #define LCD_UPDATE_INTERVAL 5000
 
     void PstartPopCallback(void *ptr);
     void setpagePopCallback(void *ptr);
@@ -52,4 +52,4 @@
     char *ftostr51(const float &x);
     char *ftostr52(const float &x);
   #endif
-#endif // NEXTIONLCD_H
\ No newline at end of file
+#endif // NEXTIONLCD_H