win-usb-dev: Track device redirection operations in progress
win-usb-dev: Track device redirection operations in progress

This commit introduces redirecting property of GUdevClient

This property indicates when a redirection operation
is in progress on a device. It's set back to FALSE
once the device is fully redirected to the guest.

Signed-off-by: Kirill Moizik <230ffca79de7e6eb3a18fb9f93884325b7f69222@redhat.com>
Signed-off-by: Dmitry Fleytman <f50f56ffad4b379c2a89812e98b14900ef87e9ea@redhat.com>
Acked-by: Jonathon Jongsma <c7254805a17bd5c41e24c3a278fcbf3afcdfb0fa@redhat.com>

fgouget/spice-gtk,fgouget/spice-gtk,flexVDI/spice-gtk,SPICE/spice-gtk,flexVDI/spice-gtk,SPICE/spice-gtk,fgouget/spice-gtk,SPICE/spice-gtk,SPICE/spice-gtk