hw/usb: Remove unused 'host.h' header

Since commit 99761176ee ("usb: Remove legacy -usbdevice options
(host, serial, disk and net)") hw/usb/host.h is not used, remove
it.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Message-Id: <20240611102305.60735-2-philmd@linaro.org>
1 file changed