VC call quality detail report in control hub

add VC call quality detail report in control hub, seperate end-to-end packet loss and local sending/receiving packet loss so it will be easier for troubleshooting. Local sending/receiving packet loss indicates VC local network issue, end-to-end packet loss may indicate remote participants network issue. If can add video mesh packet loss, webex cloud server pakcet loss will be helpful for troubleshooting