surfaceflinger: buffer was released early for clear client target requests [1/1]

PD#SWPL-76998
BUG=227223204

Problem:
buffer was released early when layer is not marked
as CLIENT composition and requests clear client target.

Solution:
do not early release the buffer when layer is not
marked as CLIENT composition.

Verify:
adt3

Change-Id: I1f6c9be0d4f2e2a3f10ab6bcd64a08d9322a71a3
Signed-off-by: Tianhua Sun <tianhua.sun@amlogic.com>