Cleanup ConversationViewModel

app/src/main/java/org/thoughtcrime/securesms/conversation/v2/ConversationViewModel.kt

@@ -223,12 +223,10 @@ class ConversationViewModel(
     fun hidesInputBar(): Boolean = openGroup?.canWrite != true &&
         blindedRecipient?.blocksCommunityMessageRequests == true
 
-    fun legacyBannerRecipient(context: Context): Recipient? = recipient?.let { recipient ->
-        val legacyAddress = storage.getLastLegacyRecipient(recipient.address.serialize()) ?: return@let null
-        return Recipient.from(context, Address.fromSerialized(legacyAddress), false)
+    fun legacyBannerRecipient(context: Context): Recipient? = recipient?.run {
+        storage.getLastLegacyRecipient(address.serialize())?.let { Recipient.from(context, Address.fromSerialized(it), false) }
     }
 
-
     @dagger.assisted.AssistedFactory
     interface AssistedFactory {
         fun create(threadId: Long, edKeyPair: KeyPair?): Factory