Add Michael to CREDITS (#8657)

https://github.com/FreshRSS/FreshRSS/pull/8631

CREDITS.md

@@ -186,6 +186,7 @@ People are sorted by name so please keep this order.
 * [Mejans](https://github.com/Mejans): [contributions](https://github.com/FreshRSS/FreshRSS/pulls?q=is:pr+author:Mejans)
 * [Melvyn Laïly](https://github.com/yaurthek): [contributions](https://github.com/FreshRSS/FreshRSS/pulls?q=is:pr+author:yaurthek), [Web](http://x2a.yt/)
 * [Michael Meier](https://github.com/mmeier86): [contributions](https://github.com/FreshRSS/FreshRSS/pulls?q=is:pr+author:mmeier86)
+* [Michael Thomas](https://github.com/nanos): [contributions](https://github.com/FreshRSS/FreshRSS/pulls?q=is:pr+author:nanos), [Web](https://michael.thms.uk)
 * [Miguel Sánchez](https://github.com/msdlr): [contributions](https://github.com/FreshRSS/FreshRSS/pulls?q=is:pr+author:msdlr)
 * [Miika Launiainen](https://gitlab.com/miicat): [contributions](https://github.com/FreshRSS/FreshRSS/pulls?q=is:pr+author:miicat), [Web](https://miicat.eu/)
 * [Mike Vanbuskirk](https://github.com/codevbus): [contributions](https://github.com/FreshRSS/FreshRSS/pulls?q=is:pr+author:codevbus) [Web](http://mikevanbuskirk.io/)