Update README.md

Author: mrholek

README.md

@@ -158,7 +158,6 @@ Get updates on CoreUI's development and chat with the project maintainers and co
 Some of projects created by community but not maintained by CoreUI team.
 
 * [NuxtJS + Vue CoreUI](https://github.com/muhibbudins/nuxt-coreui)
-* [Colmena](https://github.com/colmena/colmena)
 
 ## Copyright and license