security: Remove the error when there is no certificate authority
security: Remove the error when there is no certificate authority

Early versions of the Ring protocol generated a mandatory self
signed CA cert. This isn't true anymore. The error is just noise.

This also fixes the error message. The enum to string mapping was
in the wrong order.

Change-Id: I0ca67b7185065e12a44c15dd5bbd4fdf170a8ec3

savoirfairelinux/ring-lrc,savoirfairelinux/ring-lrc,savoirfairelinux/ring-lrc,savoirfairelinux/ring-lrc,savoirfairelinux/ring-lrc