Add mDNS services for pairing and connect

- ADB Secure Pairing
- ADB Secure Connect

Nothing else is implemented.

Bug: 111434128, 119490749

Test: N/A
Exempt-From-Owner-Approval: already approved
Change-Id: I2e7873b62a3c7631451e47f6a301f8c4a5ffa2e2
2 files changed