Add Go targets on cuttlefish.

Test: boot device with the following, verify RAM in UI, and also
      verify that ro.config.low_ram gets set to true.
    lunch cf_x86_go_phone-userdebug
    m cf_local_image
    $ANDROID_BUILD_TOP/vendor/google_devices/cuttlefish_common/crun --memory 1024

    lunch cf_x86_go_512_phone-userdebug
    m cf_local_image
    $ANDROID_BUILD_TOP/vendor/google_devices/cuttlefish_common/crun --memory 512

    lunch aosp_cf_x86_64_go_512_phone-userdebug
    lunch aosp_cf_x86_64_go_phone-userdebug
    lunch aosp_cf_x86_go_512_phone-userdebug
    lunch aosp_cf_x86_go_phone-userdebug

Bug: 110698912

Change-Id: I23f2917061acd24622ebe2b489cb4de1f546176d
7 files changed