Add enum for app.bsky.ageAssurance

This is a temporary measure and will be removed eventually. This is just to
get ATProtoKit to build again.

Author: MasterJ93

Sources/ATProtoKit/Models/Lexicons/app.bsky/AppBskyLexicon.swift

@@ -16,6 +16,9 @@ extension AppBskyLexicon {
     /// A group of lexicons within the `app.bsky.actor` namespace.
     public enum Actor {}
 
+    /// A group of lexicons within the `app.bsky.ageAssurance` namespace.
+    public enum AgeAssurance {}
+
     /// A group of lexicons within the `app.bsky.bookmark` namespace.
     public enum Bookmark {}