android x15-v2: update boot prompt to support AOSP P and master

use ":/" instead of "am57xevm:/"

Change-Id: I435966efa942d50b2d2b46ec8571b1e4a58508d4
Signed-off-by: Yongqin Liu <yongqin.liu@linaro.org>
35 files changed
tree: 7a2a5c2417b591ef658a2edca6e90a0523f7c069
  1. android/
  2. pm-qa/
  3. ubuntu/
  4. .gitreview
  5. merge-fragments.py
  6. README