[Feature] Modal refactoring & select menu support (#3172)

* add missing xmldoc + new component type

* add API models

* label builder

* most POG commit ever

* another pog commit (add file upload component)

* add a constructor & missing extension methods

* refactor modal builder

* Fix build errors

* Add xml docs and fluent methods to new components

* Fix naming

* Set default value of `FileUploadComponentBuilder.IsRequired` to `true`

* xmldoc fixes

* Support receiving modal interactions with new components & implement resolved data

* Add missing text display methods to modal builder

* Update src/Discord.Net.Rest/API/Common/FileUploadComponent.cs

Co-authored-by: Quin Lynch <49576606+quinchs@users.noreply.github.com>

---------

Co-authored-by: Quin Lynch <49576606+quinchs@users.noreply.github.com>
Co-authored-by: d4n <dan3436@hotmail.com>

src/Discord.Net.Rest/Net/Converters/MessageComponentConverter.cs

@@ -62,6 +62,12 @@ namespace Discord.Net.Converters
                 case ComponentType.Container:
                     messageComponent = new API.ContainerComponent();
                     break;
+                case ComponentType.Label:
+                    messageComponent = new API.LabelComponent();
+                    break;
+                case ComponentType.FileUpload:
+                    messageComponent = new API.FileUploadComponent();
+                    break;
                 default:
                     throw new JsonSerializationException($"Unknown component type value '{typeProperty}' while deserializing message component");
             }