Merge pull request #4670 from amenk/patch-2

Add iMi digital new Patreon Sponsor to readme

readme.md

@@ -46,6 +46,7 @@ We would like to extend our thanks to the following sponsors for helping fund on
 - [Runtime Converter](http://runtimeconverter.com/)
 - [WebL'Agence](https://weblagence.com/)
 - [Invoice Ninja](https://www.invoiceninja.com)
+- [iMi digital](https://www.imi-digital.de/)
 
 ## Contributing