Update code-of-conduct_draft.md

fixed typo

Author: CharlotteTill

content/en/about/code-of-conduct_draft.md

@@ -4,7 +4,7 @@ date: 2023-02-28T19:20:23Z
 weight: 104
 ---
 
-{{% alert title="Rattified: October 2023" color="warning" %}}
+{{% alert title="Ratified: October 2023" color="warning" %}}
 This Code of Conduct was approved October 20th 2023 by the Members Council of the Open Modeling Foundation.
 {{% /alert %}}