cubicweb #3098215 StatusResponse has been deprecated a while ago but is still used by cubicweb [validation pending]

http cache related method still using it should be reworked then deprecated.

prioritynormal
typebug
done in3.18.0
load0.200
load left0.000
closed by#739ae5366bed [web] stop using deprecated StatusResponse. Closes #3098215
patch[web] stop using deprecated StatusResponse. Closes #3098215 [applied]