fix typo

Author: omahs

dev/docs/javascript-public-events.md

@@ -42,7 +42,7 @@ This event is called before the markdown input editor CodeMirror instance is cre
 
 #### Event Data
 
-- `editorViewConfig` - An [EditorViewConfig](https://codemirror.net/docs/ref/#view.EditorViewConfig) object that will eventially be passed when creating the CodeMirror EditorView instance.
+- `editorViewConfig` - An [EditorViewConfig](https://codemirror.net/docs/ref/#view.EditorViewConfig) object that will eventually be passed when creating the CodeMirror EditorView instance.
 
 ##### Example
 
@@ -252,4 +252,4 @@ window.addEventListener('library-cm6::configure-theme', event => {
     detail.registerHighlightStyle(highlightStyleBuilder);
 });
 ```
-</details>
+</details>