refactor: abstract identify throttling and correct max_concurrency handling (#9375)

* refactor: properly support max_concurrency ratelimit keys

* fix: properly block for same key

* chore: export session state

* chore: throttler no longer requires manager

* refactor: abstract throttlers

* chore: proper member order

* chore: remove leftover debug log

* chore: use @link tag in doc comment

Co-authored-by: Jiralite <33201955+Jiralite@users.noreply.github.com>

* chore: suggested changes

* fix(WebSocketShard): cancel identify if the shard closed in the meantime

* refactor(throttlers): support abort signals

* fix: memory leak

* chore: remove leftover

---------

Co-authored-by: Jiralite <33201955+Jiralite@users.noreply.github.com>
Co-authored-by: kodiakhq[bot] <49736102+kodiakhq[bot]@users.noreply.github.com>

packages/ws/src/strategies/sharding/SimpleShardingStrategy.ts

@@ -23,6 +23,7 @@ export class SimpleShardingStrategy implements IShardingStrategy {
 	 */
 	public async spawn(shardIds: number[]) {
 		const strategyOptions = await managerToFetchingStrategyOptions(this.manager);
+
 		for (const shardId of shardIds) {
 			const strategy = new SimpleContextFetchingStrategy(this.manager, strategyOptions);
 			const shard = new WebSocketShard(strategy, shardId);