Add DaAkuMahApa team

Register [DaAkuMahApa](https://github.com/DaAkuMahApa) team as one of koding global hackathon participants.
Ah, my bad. @sent-hil I have updated the team.json per 86a91d5, c4cac49 and 64d02fe to edit the country code and add a lead flag. Thank you!