Map ENOTCAPABLE into error.AccessDenied instead of error.NotCapable
This is direct result of review comments left by andrewrk and
daurnimator. It makes sense to map `ENOTCAPABLE` into a more generic
`error.AccessDenied`.
8306826d53Jakub Konka committed on 6/30/2020, 4:21:38 PMparent5bc99dd