In A/B, the device check isn´t done by the updater script, but using
metadata for it.
Let´s search if the device codename/assert is included in the string.
Change-Id: Ie856ac699aaa83de2b364bc85a510a037d36edf9
Signed-off-by: Hernán Castañón <herna@paranoidandroid.co>
* Assume a user knows what they are flashing and skip the check
of whether or not the build they are flashing is older than the
TWRP image they are using (which really isn't at all relevant
to the ROM's build date anyway).
Change-Id: I74ca5a6dc604268bf38f85ec1861f3eaafd9bf06
