hw/pci: Rename has_power to enabled

The renamed state will not only represent powering state of PFs, but
also represent SR-IOV VF enablement in the future.

Signed-off-by: Akihiko Odaki <akihiko.odaki@daynix.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-ID: <20250109-reuse-v19-1-f541e82ca5f7@daynix.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
4 files changed