cubicweb-dataio #3479731 Use the correct ccplugin options [validation pending]

prioritynormal
typebug
done in0.4.0
load0.200
load left0.000
closed by#dd334c65740e [ccplugin] use the 'choice' configuration option type where expected, closes #3479731
patch[ccplugin] use the 'choice' configuration option type where expected [applied]