Revert "adb: fix the initial adbd state in AdbService"

This reverts commit f9a05b68.

Reason for revert: Changing USB function (MTP/USB tethering/etc.) will make ADB stop working until reboot.

Bug: 402444824
Bug: 421811449
Bug: 422319426
Bug: 422348332
Change-Id: Ia8c97a59cc6b9dde75ad7ecd2b581e683dffe2d6