Fix authorization for network_engineering
Fix authorization for network_engineering

The checks for OS/vendor/model operations were at the wrong place.

Change-Id: Iafa908a63eb3d287152c58253d171ffc597a89a0
Reviewed-by: Nathan Dimmock <790b96b72b5ebbbfb73a2caa0f14d8894a9e0fd7@morganstanley.com>

quattor/aquilon,guillaume-philippon/aquilon,quattor/aquilon,guillaume-philippon/aquilon,quattor/aquilon,guillaume-philippon/aquilon