Allow markdown for ui:help just like enableMarkdownInDescription

[NishantJS]

Prerequisites

• [X] I have read the documentation

What theme are you using?

mui

Is your feature request related to a problem? Please describe.

Currently we can use markdown in title and description. can we do the same for ui:help?

Describe the solution you'd like

If we get something like enableMarkdownInHelp, it would be good.

Describe alternatives you've considered

Currently having a workaround with custom layout.