Update docs/release_notes/issue1188-changes-to-agreement-commitment-and-obligation.md

Co-authored-by: Rebecca Younes <rebecca.younes@semanticarts.com>

Author: pppelll

docs/release_notes/issue1188-changes-to-agreement-commitment-and-obligation.md

@@ -3,7 +3,7 @@
 - Changes to `gist:Commitment`, `gist:Agreement`, and `gist:Obligation`. Issue [#1188](https://github.com/semanticarts/gist/issues/1188).
   - Deleted class `gist:Obligation`.
   - Changed the definition of `gist:Agreement` to reference `gist:Commitment` rather than `gist:Obligation`. 
-  - `gist:Agreement` is no longer a subclass of `gist:Commitment`. 
+  - Changed definition of `gist:Commitment` to a unilateral commitment. As a consequence,`gist:Agreement` is no longer a subclass. 
   - `gist:Agreement` and `gist:Commitment` are now direct subclasses of `gist:Intention`.