Adjust the orientation of main region and sidebar regions in the menu edit/add form.

Problem/Motivation

In Redesign the menu link add form to be less overwhelming 📌 Redesign the menu link add form to be less overwhelming Needs review we are re-arranging the form in two sections named main column and a secondary column(sidebar). The problem with the current implementation is that the main section is center aligned and the secondary section(sidebar section) is right aligned which leaves a lot of space between the two section when using large screens or small fonts as you can see in the screen shot.

Steps to reproduce

Proposed resolution

Remaining tasks

User interface changes

API changes

Data model changes

Release notes snippet