Write docs for the Reports section

[RCheesley]

We need to write documentation on the Reports section.

https://devdocs.mautic.org/en/5.x/components/reports.html

Old docs: https://developer.mautic.org/#extending-reports

[OfficialJhimmy]

Hello, this is Feyijimi from WriteTech Hub. I am interested in picking up this issue.

[RCheesley]

Sure, go for it!