adb: turn off fastdeploy.

The PDK doesn't have frameworks/base, so having a dependency from adb to
a library in there breaks the build. #ifdef out fastdeploy until we
figure out what we're going to do here, to unbreak the PDK build.

Bug: http://b/118782743
Test: treehugger
Change-Id: I638cf09e5013935e112c7a57dae0e7e94e1a4680