Don't include the build number in the adbd binary. We want repeatable builds for minimal OTAs. (cherrypick of 33c32711cd65323b0eab9b98573559616103f828.) Bug: http://b/64634017 Bug: 64709603 (presubmit balking at the line above) Test: repeated builds after `touch daemon/main.cpp` keep same md5sum Change-Id: Iedeb44377ea45bbf20e2212760802198a57dc14a