aml-ubootenv: Install libubootenv.so to the target directory. [2/2]

PD#SWPL-123333

Problem:
Swupdate upgrade failed due to missing libubootenv.so.

Solution:
Install libubootenv.so to the target directory to solve swupdate error.

Verify:
AV400,S420.

Change-Id: I54ef75ec929d1d4bc19a9e4a320e30a0b16b5110
Signed-off-by: hongmei.kuang <hongmei.kuang@amlogic.com>
1 file changed