Format the project with 'dotnet format' (#2551)

* Sync and Re-Format

* Fix Title string.

* Fix indentation.

src/Discord.Net.Interactions/Attributes/GroupAttribute.cs

@@ -26,7 +26,7 @@ namespace Discord.Interactions
         /// </summary>
         /// <param name="name">Name of the group.</param>
         /// <param name="description">Description of the group.</param>
-        public GroupAttribute (string name, string description)
+        public GroupAttribute(string name, string description)
         {
             Name = name;
             Description = description;