[Feature] Selects v2 support (#2507)

* Initial support for new select types

* Merge branch 'dev' of https://github.com/discord-net/Discord.Net into dev

* some component&action row builder additions

* remove redundant code

* changes1

* maybe working rest part?

* working-ish state?

* fix some xml docs & small rework

* typos

* fix `ActionRowBuilder`

* update DefaultArrayComponentConverter to accomodate new select-v2 types

* now supports dm channels in channel selects

* add a note to IF docs

* add notes about nullable properties

* <see langword="null"/>

* update Modal.cs

Co-authored-by: cat <lumitydev@gmail.com>
Co-authored-by: Cenngo <cenk.ergen1@gmail.com>

src/Discord.Net.WebSocket/Entities/Messages/SocketMessage.cs

@@ -118,7 +118,7 @@ namespace Discord.WebSocket
         /// <returns>
         ///     Collection of WebSocket-based users.
         /// </returns>
-        public IReadOnlyCollection<SocketUser> MentionedUsers => _userMentions; 
+        public IReadOnlyCollection<SocketUser> MentionedUsers => _userMentions;
         /// <inheritdoc />
         public DateTimeOffset Timestamp => DateTimeUtils.FromTicks(_timestampTicks);
 
@@ -226,7 +226,9 @@ namespace Discord.WebSocket
                                     parsed.Placeholder.GetValueOrDefault(),
                                     parsed.MinValues,
                                     parsed.MaxValues,
-                                    parsed.Disabled
+                                    parsed.Disabled,
+                                    parsed.Type,
+                                    parsed.ChannelTypes.GetValueOrDefault()
                                     );
                             }
                         default: