Set cutsceneIndex to 0 to bypass cutscene shenanigans when spawning in ToT as adult. (#5899)

Unify savedSceneNum at -1 regardless of starting age.

soh/soh/Enhancements/randomizer/savefile.cpp

@@ -282,15 +282,15 @@ extern "C" void Randomizer_InitSaveFile() {
     }
 
     int startingAge = OTRGlobals::Instance->gRandoContext->GetOption(RSK_SELECTED_STARTING_AGE).Get();
+    gSaveContext.savedSceneNum = -1;
     switch (startingAge) {
         case RO_AGE_ADULT: // Adult
             gSaveContext.linkAge = LINK_AGE_ADULT;
             gSaveContext.entranceIndex = ENTR_TEMPLE_OF_TIME_WARP_PAD;
-            gSaveContext.savedSceneNum = SCENE_LON_LON_RANCH; // Set scene num manually to ToT.
+            gSaveContext.cutsceneIndex = 0;
             break;
         case RO_AGE_CHILD: // Child
             gSaveContext.linkAge = LINK_AGE_CHILD;
-            gSaveContext.savedSceneNum = -1;
             break;
         default:
             break;