staging: unisys: visorbus: renamed functions like device_*_response to match driver namespace

Renamed functions
* device_create_response() to visorbus_device_create_response()
* device_destroy_response() to visorbus_device_destroy_response()
* device_pause_response() to visorbus_device_pause_response()
* device_resume_response() to visorbus_device_resume_response()

Signed-off-by: Sameer Wadgaonkar <sameer.wadgaonkar@unisys.com>
Reported-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: David Kershner <david.kershner@unisys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>