cef: add dependency on expat-native

cef: add dependency on expat-native

Corrects this build error:

| ../../../chromium-118.0.5993.80/third_party/wayland/src/src/scanner.c:51:10: fatal error: 'expat.h' file not found
| #include <expat.h>
|          ^~~~~~~~~

Bug-AGL: SPEC-4976

Change-Id: Ib689f615a9e790aacdcc0b0bc11e1b106127650c
Signed-off-by: Denys Dmytriyenko <denys@konsulko.com>
Reviewed-on: https://gerrit.automotivelinux.org/gerrit/c/AGL/meta-agl-demo/+/29519
ci-image-boot-test: Jenkins Job builder account
ci-image-build: Jenkins Job builder account
Reviewed-by: Jan-Simon Moeller <jsmoeller@linuxfoundation.org>
Tested-by: Jan-Simon Moeller <jsmoeller@linuxfoundation.org>
Tested-by: Jenkins Job builder account