fix(voicefix): Don't delete webhook on update.

src/modules/voicefix/cog.py

@@ -436,7 +436,10 @@ class VoiceFixCog(LionCog):
             return
 
         hook = discord.Webhook.from_url(webhook, client=self.bot)
-        await self.data.LinkHook.table.delete_where(channelid=channel.id)
+        existing = await self.data.LionHook.fetch(channel.id)
+        if existing:
+            await existing.update(webhookid=hook.id, token=hook.token)
+        else:
             await self.data.LinkHook.create(
                 channelid=channel.id,
                 webhookid=hook.id,