Fix custom emoji sync failing if emojis already exist

Author: object-Object

bot/src/ghutils/core/bot.py

@@ -159,7 +159,12 @@ async def fetch_custom_emojis(self):
 
     async def sync_custom_emojis(self):
         logger.info("Syncing/uploading custom emojis")
+
         self._custom_emoji.clear()
+
+        for emoji in await self.fetch_application_emojis():
+            await emoji.delete()
+
         for custom_emoji in CustomEmoji:
             self._custom_emoji[custom_emoji] = await self.create_application_emoji(
                 name=custom_emoji.name,