meta-app-framework: Make autobuild failures fatal in aglwgt.bbclass

meta-app-framework: Make autobuild failures fatal in aglwgt.bbclass

Now that all upstream widgets have updated autobuild scripts,
aglwgt.bbclass can stop ignoring autobuild failures, any failure will
now again be caught in do_compile and not at packaging time.

Bug-AGL: SPEC-3593

Signed-off-by: Scott Murray <scott.murray@konsulko.com>
Change-Id: Idd70a7decf422fa9390d675ad9a4f2729023f322
Reviewed-on: https://gerrit.automotivelinux.org/gerrit/c/AGL/meta-agl/+/25317
Tested-by: Jenkins Job builder account <agl-jobbuilder@automotivelinux.org>
ci-image-build: Jenkins Job builder account <agl-jobbuilder@automotivelinux.org>
ci-image-boot-test: Jenkins Job builder account <agl-jobbuilder@automotivelinux.org>
Reviewed-by: Jan-Simon Moeller <jsmoeller@linuxfoundation.org>