[Feature] Audit Log Created gateway event support (#2627)

* add event to socket client

* make `AuditLog` param optional

* Some WIP audit log changes

* api models

* moar models

* complete models

* modelsss

* forgot to push

* oh lol forgot this too

* api & rest guild method

* revert VS being VS & formatting to file scoped namespace

* socket entities

* some work eh

* moar stuff

- switched to d.net's attribute for audit log deserialization

* working socket guild updated event + reworked rest GuildInfo creation

* a bit of refactoring + new models

* +channel created

* channel updated & channel deleted

* refactor rest channel updated log + some nullable fixes

* rest channel created + deleted logs

* user banned socket log

* kick + unban

* moar log modelsssss

* fixes & 4 more log types

* overwrite logs

* role logs

* invite logs

* webhook logs

* switch to `ISocketAuditLogData` for socket log data

* emote logs

* move stuff around

* move more stuff around

* audit logs cache

* scheduled event logs

* thread logs

* command permission update audit log

* fetch scheduled event data from log

* integration audit logs

* sticker audit log data

* stage instance audit logs

* auto mod rule audit logs

* fix

* forgot couple props

* command perm updated data from options

* final automod ones

* debugging goes away :(

* merge cringe

* ...

* yup

* fix xml doc

* onboarding audit logs

* changes

---------

Co-authored-by: cat <lumitydev@gmail.com>

src/Discord.Net.WebSocket/DiscordSocketConfig.cs

@@ -80,6 +80,12 @@ namespace Discord.WebSocket
         /// </summary>
         public int MessageCacheSize { get; set; } = 0;
 
+        /// <summary>
+        ///     Gets or sets the number of audit logs per guild that should be kept in cache. Setting this to zero
+        ///     disables the audit log cache entirely.
+        /// </summary>
+        public int AuditLogCacheSize { get; set; } = 0;
+
         /// <summary>
         ///     Gets or sets the max number of users a guild may have for offline users to be included in the READY
         ///     packet. The maximum value allowed is 250.