Call for review: form label descriptive: Tweak the examples

Hey folks,

This pull request tweaks some examples from the "Form label descriptive"
rule. These tweaks should make the examples a little easier to understand.
If you have any comments, please leave a review by May 5th:

https://github.com/act-rules/act-rules.github.io/pull/1827

Kind regards

-- 
*Wilco Fiers*
Axe-core & Axe-linter product owner - WCAG 3 Project Manager - Facilitator
ACT Task Force