fsl-ivi-vfb: remove sysinit from distro feautures

* Remove sysinit from DISTRO_FEATURES
* Add pam to DISTRO_FEATURES to fix warning from libpam

Signed-off-by: Adrian Alonso <aalonso@freescale.com>
layer-management: update to latest version

* Update to latest layer manager version

Signed-off-by: Adrian Alonso <aalonso@freescale.com>