cubicweb-forgotpwd #2883667 broken by removal of cw pre 3.8 compat [validation pending]

AttributeError on self.rset when redirecting to the index view

priorityimportant
typebug
done in0.4.2
load left0.000
closed by#e2f427cecbe4 rset is cw_rset since cw 3.8 at least, and this breaks with cw >= 3.17. Closes #2883667
patchrset is cw_rset since cw 3.8 at least, and this break with cw >= 3.17. Closes #2883667 [applied]