cubicweb-inlinedit #2888502 Improve the form display [validation pending]

The option "display_help=False" prevents from displaying the field description on the inline form. It should be removed.

prioritynormal
typebug
done in1.1.0
load0.200
load left0.000
closed by#6a93e6fa22c8 [view] remove the `display_help` option for renderer in order to display the field description in the inline form (closes #2888502)
patch[view] remove `display_help` option for renderer [applied]