gpumon_interface: namespace nvidia-only interface
gpumon_interface: namespace nvidia-only interface

This should help to avoid confusion and prevent potential name clashes if similar features are implemented for other manufacturers.

Signed-off-by: Marcello Seri <34fd14c67154e888f6587d5c0e7eadd13aaf7ca7@citrix.com>

xapi-project/message-switch,xapi-project/message-switch,xapi-project/message-switch