Call for review: presentational children not focusable; fix issue in failed example

Hey folks,
I noticed that in failed example 1 of the Presentational children not
focusable rule had several issues unrelated to what the rule is testing
for. This pull request addresses this issue:

Please have a look, if you have any comments or concerns, please leave a
review by June 6th:
https://github.com/act-rules/act-rules.github.io/pull/1848

Kind regards,

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