cubicweb #2557468 CubicWebTC.url_publish doesn't work properly [validation pending]

the rset returned by the path evaluator is ignored.

prioritynormal
typebug
done in3.15.10
load0.100
load left0.000
closed by#d2f01aaae8c0 [testlib] url_publish should give url to the request and the rset returned by the path evaluator to ctrl_publish. Closes #2557468
patch[testlib] url_publish should give url to the request and the rset returned by the path evaluator to ctrl_publish. Closes #2557468 [applied]