test: Combine sync_send_with_ping and sync_with_ping

test/functional/p2p_addrfetch.py

@@ -48,7 +48,7 @@ class P2PAddrFetch(BitcoinTestFramework):
         self.assert_getpeerinfo(peer_ids=[peer_id])
 
         self.log.info("Check that we send getaddr but don't try to sync headers with the addr-fetch peer")
-        peer.sync_send_with_ping()
+        peer.sync_with_ping()
         with p2p_lock:
             assert peer.message_count['getaddr'] == 1
             assert peer.message_count['getheaders'] == 0