Upsteam DT does not have phandle for the armv8-timer node,
hence DT overlay is failing during ABL as phandle is necessary
for the overlay. Hence removed the timer node which was included
via upstream DT and added it along with a phandle.
Change-Id: Iba5b3ec985814fa44125c5918900dbf87cb45a6b
Signed-off-by: Keval Kulkarni <quic_kevalbha@quicinc.com>