double voucher prevention (#3931)

Co-authored-by: frutescens <info@laptop>
Co-authored-by: NightKev <34855794+DayKev@users.noreply.github.com>

src/phases/title-phase.ts

@@ -293,7 +293,7 @@ export class TitlePhase extends Phase {
     }
 
     for (const achv of Object.keys(this.scene.gameData.achvUnlocks)) {
-      if (vouchers.hasOwnProperty(achv)) {
+      if (vouchers.hasOwnProperty(achv) && achv !== "CLASSIC_VICTORY") {
         this.scene.validateVoucher(vouchers[achv]);
       }
     }