- rewords examples starting with 'should'
- rewords examples starting with 'it'

Note: I had to manually fixup "onlies" to "only"

Resolve "Redesign group overview UI: MVC"

Closes #53104

See merge request gitlab-org/gitlab-ce!23866

- Avatar, group name, and group description now left-aligned
- Notification setting and "New project" CTA right-aligned
  with group avatar and name
- Leave group / request access now a link next to the 'Group'
  label below the group name
- Notification setting label removed in favor of icons
  - Tooltip added to indicate notification setting
- Search option moved inside table header next to "Sort by"

Signed-off-by: Rémy Coutable <remy@rymai.me>

Most browsers do not fire the "input" event for checkboxes or radios.
Adds a "change" listener to properly trigger these DirtySubmit updates.

Removes an owner permission check before rendering the visibility
select radio inputs as non-admins will not have permission.

Ensures all users creating a group can select its visibility.