Fixed a lot of compiler warnings. Fixed 7tv connection.

OBS/Socket/Data/RequestBatchResponseMessage.cs

@@ -2,7 +2,7 @@ namespace TwitchChatTTS.OBS.Socket.Data
 {
     public class RequestBatchResponseMessage
     {
-        public string RequestId { get; set; }
-        public IEnumerable<object> Results { get; set; }
+        public required string RequestId { get; set; }
+        public required IEnumerable<object> Results { get; set; }
     }
 }