Fix savefile issue

Assets/Scripts/BazookaManager.cs

@@ -29,10 +29,7 @@ public class BazookaManager : MonoBehaviour
                 {
                     var oldSave = Path.Join(Application.persistentDataPath, OldSavefileEncryption.BAZOOKA_MANAGER_FILE_KEY + ".dat");
                     var newSave = Path.Join(Application.persistentDataPath, "savefile.json");
-                    if (
-                        File.Exists(oldSave) ||
-                        !File.Exists(newSave)
-                    )
+                    if (File.Exists(oldSave) && !File.Exists(newSave))
                     {
                         File.WriteAllBytes(newSave, Encoding.UTF8.GetBytes(OldSavefileEncryption.DecryptRaw(File.ReadAllBytes(oldSave))));
                         File.Delete(oldSave);