fix(PresenceUpdate): cache member based on partials

Author: Pavel-Boyazov

packages/discord.js/src/client/websocket/handlers/PRESENCE_UPDATE.js

@@ -21,11 +21,14 @@ module.exports = (client, { d: data }) => {
 
   let member = guild.members.cache.get(user.id);
   if (!member && data.status !== 'offline') {
-    member = guild.members._add({
-      user,
-      deaf: false,
-      mute: false,
-    });
+    member = guild.members._add(
+      {
+        user,
+        deaf: false,
+        mute: false,
+      },
+      client.options.partials.includes(Partials.GuildMember),
+    );
 
     client.emit(Events.GuildMemberAvailable, member);
   }