[webapi] Improve NDEFMessageEvent_message_attribute of nfc webapi

- Failure analysis: The peer.sendNDEF method is not efficient

Impacted tests(approved): new 0, update 1, delete 0
Unit test platform: [Tizen IVI]
Unit test result summary: pass 0, fail 1, block 0
Merge pull request #1324 from zhuyongyong/webapi-nfc/onmessageread

[webapi] Improve NDEFMessageEvent_message_attribute of nfc webapi