Update docs/content/en/blog/releases/v5-release.md

Co-authored-by: Martin Stefanko <xstefank122@gmail.com>

Author: csviri

docs/content/en/blog/releases/v5-release.md

@@ -115,7 +115,7 @@ You can check a sample implementation how to do it manually in this [integration
 
 ## Dependent Resource related changes
 
-### ResourceDescriminator is removal and related changes
+### ResourceDescriminator is removed and related changes
 
 The primary reason `ResourceDiscriminator` was introduced is to cover the case when there are
 more dependent resources for that same type, so there was a need a generic mechanism to