So far, libvirt has assumed that only x86 supports ACPI,
but that's inaccurate since aarch64 supports it too.
Resolves:
https://bugzilla.redhat.com/show_bug.cgi?id=1429509
---
src/qemu/qemu_capabilities.c | 28 ++++++++++++++++------
.../caps_2.6.0-gicv2.aarch64.xml | 1 +
.../caps_2.6.0-gicv3.aarch64.xml | 1 +
.../qemuxml2argv-aarch64-gic-host.args | 1 +
.../qemuxml2argv-aarch64-gic-v2.args | 1 +
.../qemuxml2argv-aarch64-gic-v3.args | 1 +
6 files changed, 26 insertions(+), 7 deletions(-)