updates to the compatibility matrix to reflect MS Edge Support for MDM use cases specifically.

[heespi]

The following page needs to be updated, possibly with a footnote, to indicate that the use of MDM products are not supported.
https://www.elastic.co/support/matrix#matrix_browsers

More Context: https://github.com/elastic/sdh-kibana/issues/5849#issuecomment-3480385912

[karenzone]

@heespi, the support matrix is managed by the web team, not the Docs team.

For Blogs, pricing pages, compatibility matrix, and marketing pages, open a request at https://ela.st/web-request or reach out to the web team in Slack: #elastic-dot-co.

[heespi]

Adding Slack request here, for reference: https://elastic.slack.com/archives/C013DJFBV3K/p1762507872867309