Fix typo in entrance_unreachable_as optimization for child spawn

EntranceShuffle.py

@@ -1269,7 +1269,7 @@ def entrance_unreachable_as(entrance: Entrance, age: str, already_checked: Optio
     if entrance.type in ('WarpSong', 'BlueWarp', 'OverworldOneWay', 'Overworld'):
         # Note that we consider all overworld entrances as potentially accessible as both ages, to be completely safe
         return False
-    elif entrance.type in ('OwlDrop', 'Child Spawn'):
+    elif entrance.type in ('OwlDrop', 'ChildSpawn'):
         return age == 'adult'
     elif entrance.type == 'AdultSpawn':
         return age == 'child'

World.py

@@ -1239,7 +1239,7 @@ def get_shufflable_entrances(self, type=None, only_primary=False) -> list[Entran
         return [entrance for entrance in self.get_entrances() if (type is None or entrance.type == type) and (not only_primary or entrance.primary)]
 
     def get_shufflable_entrances_reverse(self, type=None) -> list[Entrance]:
-        return [entrance for entrance in self.get_entrances() if (type == None or entrance.type == type) and not entrance.primary]
+        return [entrance for entrance in self.get_entrances() if (type is None or entrance.type == type) and not entrance.primary]
 
     def get_shuffled_entrances(self, type=None, only_primary=False) -> list[Entrance]:
         return [entrance for entrance in self.get_shufflable_entrances(type=type, only_primary=only_primary) if entrance.shuffled]

version.py

@@ -1,7 +1,7 @@
 __version__ = '8.1.16'
 
 # This is a supplemental version number for branches based off of main dev.
-supplementary_version = 3
+supplementary_version = 4
 
 # Pick a unique identifier byte for your fork if you are intending to have a long-lasting branch.
 # This will be 0x00 for main releases and 0x01 for main dev.