Add missing contributor to list.

Author: MichMich

CHANGELOG.md

@@ -7,7 +7,7 @@ This project adheres to [Semantic Versioning](https://semver.org/).
 
 ## [2.19.0] - 2022-04-01
 
-Special thanks to the following contributors: @10bias, @CFenner, @JHWelch, @k1rd3rf, @khassel, @kolbyjack, @krekos, @KristjanESPERANTO, @Nerfzooka, @oraclesean, @oscarb, @philnagel, @rejas, @sdetweil, @shin10 and @SiderealArt.
+Special thanks to the following contributors: @10bias, @CFenner, @JHWelch, @k1rd3rf, @khassel, @kolbyjack, @krekos, @KristjanESPERANTO, @Nerfzooka, @oraclesean, @oscarb, @philnagel, @rejas, @sdetweil, @shin10, @SiderealArt and @Tom-Hirschberger.
 
 ### Added