remove Rigel from codeowners (#5552)

* remove Rigel from codeowners

* [skip ci]

* [skip ci]

Co-authored-by: Christopher Goes <cwgoes@pluranimity.org>
Co-authored-by: Alexander Bezobchuk <alexanderbez@users.noreply.github.com>

Author: 3 people

.github/CODEOWNERS

@@ -1,13 +1,4 @@
 # CODEOWNERS: https://help.github.com/articles/about-codeowners/
 
 # Primary repo maintainers
-*       @rigelrozanski @alexanderbez @jackzampolin @alessio @fedekunze
-
-###############################################################################
-# Module Specific Ownership
-# See CONTRIBUTING.md for further details
-###############################################################################
-
-# The following contributors own all files in the x/nft directory at the root
-# of the repository and any of its subdirectories.
-x/nft @okwme @fedekunze
+*       @alexanderbez @jackzampolin @alessio @fedekunze