[FAB-9999] Update baseimage version
[FAB-9999] Update baseimage version

Update to latest baseimage release (0.4.8)

Change-Id: Ib65fcba80539d1ac50bf98458778917627d6c3a9
Signed-off-by: Gari Singh <10008a422f4be611b73174084ba2f7f909d5b402@gmail.com>

saadk10/fabric-ca,saadk10/fabric-ca