28673 quick access new product fix

[margud]

Questions	Answers
Branch?	8.0.x
Description?	Quick access fix with new product v2 page. Need to check new and old controllers.
Type?	bug fix
Category?	BO
BC breaks?	no
Deprecations?	no
Fixed ticket?	Fixes #28673 .
How to test?	PFirst you need to upgrade default and new theme. Then enable new product page feature and try to create new product using quick access. Same cases should be tested when multi-shop is enabled.
Possible impacts?	Updated BO JS and CSS so it might have some impact.

[NeOMakinG]

Tests are failing btw!

[margud]

Thanks @margud

almost there, but I tested the PR there seems to be a bug related to the form selector that changed (that's because the creation form name had to be changed in another PR). I suggested a solution in the comments

Its updated, please check it when you can. @jolelievre