ValueError: 3 is not a valid AgeRatingCategories
Sentry Issue: [SIR-LANCEBOT-7H](https://sentry.io/organizations/python-discord/issues/2897191665/?referrer=github_integration)

```
ValueError: 3 is not a valid AgeRatingCategories
(2 additional frame(s) were not displayed)
...
  File "bot/exts/fun/game.py", line 294, in <listcomp>
    pages = [await self.create_page(game) for game in games]
  File "bot/exts/fun/game.py", line 377, in create_page
    rating = ", ".join(
  File "bot/exts/fun/game.py", line 378, in <genexpr>
    f"{AgeRatingCategories(age['category']).name} {AgeRatings(age['rating']).name}"
  File "enum.py", line 384, in __call__
    return cls.__new__(cls, value)
  File "enum.py", line 702, in __new__
    raise ve_exc

Unhandled command error: 3 is not a valid AgeRatingCategories
```

This is caused by the cog not support all of the possible age rating categories. See https://api-docs.igdb.com/#age-rating-enums for what is possible.

While looking, I also noticed that we don't support all of the possible age rating either, which are just below that table in the API docs.
diff --git a/bot/exts/fun/game.py b/bot/exts/fun/game.py
index f9c150e6..5f56bef7 100644
--- a/bot/exts/fun/game.py
+++ b/bot/exts/fun/game.py
@@ -118,6 +118,7 @@ class GameStatus(IntEnum):
     Offline = 5
     Cancelled = 6
     Rumored = 7
+    Delisted = 8
 
 
 class AgeRatingCategories(IntEnum):
@@ -125,6 +126,11 @@ class AgeRatingCategories(IntEnum):
 
     ESRB = 1
     PEGI = 2
+    CERO = 3
+    USK = 4
+    GRAC = 5
+    CLASS_IND = 6
+    ACB = 7
 
 
 class AgeRatings(IntEnum):
@@ -142,6 +148,32 @@ class AgeRatings(IntEnum):
     T = 10
     M = 11
     AO = 12
+    CERO_A = 13
+    CERO_B = 14
+    CERO_C = 15
+    CERO_D = 16
+    CERO_Z = 17
+    USK_0 = 18
+    USK_6 = 19
+    USK_12 = 20
+    USK_18 = 21
+    GRAC_ALL = 22
+    GRAC_Twelve = 23
+    GRAC_Fifteen = 24
+    GRAC_Eighteen = 25
+    GRAC_TESTING = 26
+    CLASS_IND_L = 27
+    CLASS_IND_Ten = 28
+    CLASS_IND_Twelve = 29
+    CLASS_IND_Fourteen = 30
+    CLASS_IND_Sixteen = 31
+    CLASS_IND_Eighteen = 32
+    ACB_G = 33
+    ACB_PG = 34
+    ACB_M = 35
+    ACB_MA15 = 36
+    ACB_R18 = 37
+    ACB_RC = 38
 
 
 class Games(Cog):
['bot/exts/fun/game.py']