[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>

docs/guides/int_framework/intro.md

@@ -208,6 +208,9 @@ You may use as many wild card characters as you want.
 Unlike button interactions, select menu interactions also contain the values of the selected menu items.
 In this case, you should structure your method to accept a string array.
 
+> [!NOTE]
+> Use arrays of `IUser`, `IChannel`, `IRole`, `IMentionable` or their implementations to get data from a select menu with respective type.
+
 [!code-csharp[Dropdown](samples/intro/dropdown.cs)]
 
 > [!NOTE]