cubicweb #4106867 reledit icons make form fields jump around [validation pending]

prioritynormal
typebug
done in3.17.16
load0.500
load left0.000
closed by#3d3aa4dd6a32 [reledit] Fix reledit icons jumpiness (closes #4106867)
patch[reledit] Fix reledit icons jumpiness (closes #4106867) [applied]