🐛 Fix LVGL / MKS WiFi long filename (MarlinFirmware#25483)

Co-authored-by: Scott Lahteine <thinkyhead@users.noreply.github.com>

Author: eduard-sukharev

Marlin/src/lcd/extui/mks_ui/tft_lvgl_configuration.cpp

@@ -298,10 +298,8 @@ void lv_fill_rect(lv_coord_t x1, lv_coord_t y1, lv_coord_t x2, lv_coord_t y2, lv
   W25QXX.init(SPI_QUARTER_SPEED);
 }
 
-#define TICK_CYCLE 1
-
-uint16_t getTickDiff(uint16_t curTick, uint16_t lastTick) {
-  return TICK_CYCLE * (lastTick <= curTick ? (curTick - lastTick) : (0xFFFFFFFF - lastTick + curTick));
+uint16_t getTickDiff(const uint16_t curTick, const uint16_t lastTick) {
+  return (TICK_CYCLE) * (lastTick <= curTick ? (curTick - lastTick) : (0xFFFFFFFF - lastTick + curTick));
 }
 
 static bool get_point(int16_t *x, int16_t *y) {