Fix #14734: Use scenario ticks instead of resetting to zero

src/openrct2/GameState.cpp

@@ -56,6 +56,7 @@ void GameState::InitAll(int32_t mapSize)
 {
     gInMapInitCode = true;
 
+    gCurrentTicks = 0;
     map_init(mapSize);
     _park->Initialise();
     finance_init();

src/openrct2/localisation/Localisation.Date.cpp

@@ -61,7 +61,6 @@ void date_reset()
 {
     gDateMonthsElapsed = 0;
     gDateMonthTicks = 0;
-    gCurrentTicks = 0;
     gCurrentRealTimeTicks = 0;
 }