fix: anything to 03 pubkey should be wrapped to envelope for group

even if no one should care about it, android still does

ts/session/sending/MessageWrapper.ts

@@ -4,7 +4,7 @@ import { MessageEncrypter } from '../crypto/MessageEncrypter';
 import { PubKey } from '../types';
 
 function encryptionBasedOnConversation(destination: PubKey) {
-  if (ConvoHub.use().get(destination.key)?.isClosedGroup()) {
+  if (PubKey.is03Pubkey(destination.key) || ConvoHub.use().get(destination.key)?.isClosedGroup()) {
     return SignalService.Envelope.Type.CLOSED_GROUP_MESSAGE;
   }
   return SignalService.Envelope.Type.SESSION_MESSAGE;

ts/session/utils/Messages.ts

@@ -41,8 +41,9 @@ export async function toRawMessage(
 ): Promise<OutgoingRawMessage> {
   const ttl = message.ttl();
   const plainTextBuffer = message.plainTextBuffer();
+  const is03group = PubKey.is03Pubkey(destinationPubKey.key);
 
-  const encryption = getEncryptionTypeFromMessageType(message, isGroup);
+  const encryption = getEncryptionTypeFromMessageType(message, isGroup || is03group);
 
   const rawMessage: OutgoingRawMessage = {
     identifier: message.identifier,