Make presence clear async, clean up temp session code

src/api/util/utility/EmbedHandlers.ts

@@ -16,7 +16,7 @@
 	along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */
 
-import { arrayDistinctBy, arrayGroupBy, Config, EmbedCache, emitEvent, Message, MessageUpdateEvent, normalizeUrl, OrmUtils } from "@spacebar/util";
+import { arrayDistinctBy, arrayGroupBy, Config, EmbedCache, emitEvent, Message, MessageUpdateEvent, normalizeUrl, OrmUtils, sleep } from "@spacebar/util";
 import { Embed, EmbedImage, EmbedType } from "@spacebar/schemas";
 import * as cheerio from "cheerio";
 import crypto from "crypto";
@@ -572,10 +572,6 @@ export async function dropDuplicateCacheEntries(entries: EmbedCache[]): Promise<
     );
 }
 
-async function sleep(ms: number) {
-    return new Promise((resolve) => setTimeout(resolve, ms));
-}
-
 // hack to make nodejs not die
 function getSlowdownFactor(off: number) {
     if (off < 10) return off;