Final call: modernise form-controls-acc-name

Hey folks,
Yet another final call to close off the week! This one an update for the
rule Form controls have a non-empty accessible name. We're just updating it
to follow the current format. This final call ends next week, July 10th. If
you have any comments, please leave a review:
https://github.com/act-rules/act-rules.github.io/pull/1357

-- 
*Wilco Fiers*
Axe for Web product owner - Co-facilitator WCAG-ACT - Chair ACT-R