*Update to lsdk 1903 tag
include the following changes:
798304e - libvhost-user: replace vasprintf() to fix build
28930fe - kvm: workaround build break on gcc-7.1.1 / fedora26
e1037e1 - arm/translate-a64: mark path as unreachable to eliminate warning
3bfe2f3 - build-sys: compile with -Og or -O1 when --enable-debug
a5bb74e - exynos4210: workaround UBSAN compilation error
587b286 - dump: Fix build with newer gcc
a6fc8a7 - atomic.h: Work around gcc spurious "unused value" warning
aa62683 - slirp/smb: Replace constant strings by glib string
000e1d7 - usb: Fix build with newer gcc
a58c405 - blkverify: Catch bs->exact_filename overflow
03a56f1 - blkdebug: Catch bs->exact_filename overflow
35c4866 - memfd: fix configure test
8ed0f37 - vfio fsl-mc: Expose DPIO cacheable region as cacheable
9ee40f5 - fsl-mc: mc-bus device fdt node creation
72c76f2 - fsl-mc: Add APIs to provide root mc-portal region
3d9ed87 - fsl-mc: Add API to provide mc-portals region
bee0442 - vfio fsl-mc: Configure and setup irqfd
cd232f7 - vfio fsl-mc: Enable DPMCP emulation
10c4b8b - vfio fsl-mc: Add support to close dpmcp command interface
80fe8bb - vfio fsl-mc: Support non dprc/dpmcp command interface on dpmcp
069f397 - vfio fsl-mc: Add support for dprc command interface on dpmcp
b735296 - vfio fsl-mc: Add support to open dpmcp command interface
14a0c80 - vfio fsl-mc: forward non-emulated mc commands to VFIO
de59bcc - vfio fsl-mc: Add support of get_obj_irq mc commands
ae864b2 - vfio fsl-mc: Add support of set obj_irq mc commands
8119f86 - vfio fsl-mc: Add support of get_irq mc commands
00a9a3f - vfio fsl-mc: Add support of set_irq mc commands
fea28c6 - vfio fsl-mc: Add support of get_obj_region command
09dcb70 - vfio-fsl-mc: Add support of dprc get-attr command
ce6028c - vfio-fsl-mc: Add support of dprc open/close command
2164354 - vfio-fsl-mc: Add framework for handling mc-portal commands
*depends glib-2.0 zlib pixman dtc
Signed-off-by: Chunrong Guo <chunrong.guo@nxp.com>