Answer the upgrade no-going-back prompt
Answer the upgrade no-going-back prompt

For automated upgrade checks we need to ensure that the prompt
is answered, otherwise the upgrade will not go ahead.

Change-Id: I32e2b4554ef2fcf3fa2a8dead1ab5321fb392519
(cherry picked from commit 51689d2e03113293f91929132ce2b75186ec7153)

yanyao/newton,yanyao/newton