USB: Add device quirk for Microsoft VX700 webcam

Add device quirk for Microsoft Lifecam VX700 v2.0 webcams.
Fixes squeaking noise of the microphone.

Signed-off-by: Andreas Fleig <andreasfleig@gmail.com>
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>