[yocto] [PATCH 1/2] enable-audit.bbclass: remove implement of packageconfig audit

enable-audit.bbclass is only used by systemd. And systemd has adapted to use build tool meson and implement PACKAGECONFIG audit in recipe file of systemd in oe-core. So remove implement of PACKAGECONFIG audit from enable-audit.bbclass. Signed-off-by: Kai Kang ---

[yocto] [PATCH 1/2] enable-audit.bbclass: remove implement of packageconfig audit

enable-audit.bbclass is only used by systemd. And systemd has adapted to use build tool meson and implement PACKAGECONFIG audit in recipe file of systemd in oe-core. So remove implement of PACKAGECONFIG audit from enable-audit.bbclass. Signed-off-by: Kai Kang ---