Remove debug code and add param documentation

src/Discord.Net.WebSocket/DiscordSocketClient.cs

@@ -46,12 +46,6 @@ namespace Discord.WebSocket
         private bool _guildSubscriptions;
         private GatewayIntents? _gatewayIntents;
 
-        // temporary for debugging
-        public string GetDebugOutput()
-        {
-            return $"Guilds: {State.Guilds.Count}, Channels: {State.Channels.Count}, DM Channels: {State.DMChannels.Count}, Private Channels: {State.PrivateChannels.Count}, Group Channels: {State.GroupChannels.Count}, Global Users: {State.Users.Count}, Guild Users: {Guilds.Sum(x => x.Users.Count)}";
-        }
-
         /// <summary>
         ///     Provides access to a REST-only client with a shared state from this client.
         /// </summary>

src/Discord.Net.WebSocket/Entities/Guilds/SocketGuild.cs

@@ -855,6 +855,7 @@ namespace Discord.WebSocket
         /// <summary>
         ///     Clears this guild's user cache.
         /// </summary>
+        /// <param name="predicate">The users to clear.</param>
         public void ClearUserCache(Func<SocketGuildUser, bool> predicate) => PurgeGuildUserCache(predicate);
         internal SocketGuildUser AddOrUpdateUser(UserModel model)
         {