Adding configuration to timeout for "Android is starting message"

Low end devices takes longer than 2sec for booting generally. The
timeout keeps the screen blank for 2sec. Adding a configuration so that
we can override it for JioPhone Next.

Bug: 199120420
Test: tested manually on cuttlefish
Change-Id: I58c649e05f0023d4c1ee9d5117d8ca143b2ffa6a
1 file changed