Update modules/ROOT/pages/authentication-authorization/dbms-administration.adoc

Co-authored-by: Therese Magnusson <[email protected]>

Author: renetapopova

modules/ROOT/pages/authentication-authorization/dbms-administration.adoc

@@ -77,7 +77,7 @@ image::privileges_hierarchy_dbms.svg[width="800", title="DBMS privileges hierarc
 
 [NOTE]
 ====
-You can only grant privileges to existing roles.
+You can only grant, deny, or revoke privileges to or from existing roles.
 ====
 
 == The `admin` role privileges