Add shouldPush parameter to ConversationV2 and MessageV2Builder

Author: kele-leanes

library/src/main/java/org/xmtp/android/library/ConversationV2.kt

@@ -250,6 +250,7 @@ data class ConversationV2(
             topic = topic,
             keyMaterial = keyMaterial,
             codec = codec,
+            shouldPush = options?.shouldPush
         )
 
         val newTopic = if (options?.ephemeral == true) ephemeralTopic else topic

library/src/main/java/org/xmtp/android/library/messages/MessageV2.kt

@@ -138,6 +138,7 @@ class MessageV2Builder(val senderHmac: ByteArray? = null, val shouldPush: Boolea
             topic: String,
             keyMaterial: ByteArray,
             codec: Codec,
+            shouldPush: Boolean? = null
         ): MessageV2Builder {
             val payload = encodedContent.toByteArray()
             val date = Date()
@@ -160,12 +161,13 @@ class MessageV2Builder(val senderHmac: ByteArray? = null, val shouldPush: Boolea
                     Crypto.deriveKey(keyMaterial, ByteArray(0), infoEncoded),
                     headerBytes
                 )
+            val calculatedShouldPush = shouldPush ?: shouldPush(codec = codec, content = codec.decode(encodedContent))
 
             return buildFromCipherText(
                 headerBytes,
                 ciphertext,
                 senderHmacGenerated,
-                shouldPush(codec = codec, content = codec.decode(encodedContent)),
+                calculatedShouldPush,
             )
         }
     }