File _servicedata of Package libyuv

<servicedata>
<service name="tar_scm">
                <param name="url">https://chromium.googlesource.com/libyuv/libyuv.git</param>
              <param name="changesrevision">a37799344d29dc8e4d3fb00ced5f07e5ce8bf1b9</param></service></servicedata>