docs(word-editor): update jsdoc types in useWordEditor hook (#230)

## Description
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[adds/removes/fixes/replaces] the [feature/bug/etc] -->

This PR updates replaces the Jsdoc types in `useWordEditor` hook, making
it easier for developers understand the hook's API.


## Related Issue
<!-- Please prefix the issue number with Fixes/Resolves - example: Fixes
#123 or Resolves #123 -->
Fixes #201 


## Screenshots/Screencasts
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changes (especially if it's a visual change) -->

N/A

## Notes to Reviewer
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information that can help reviewer better review you changes -->

This is my first contribution to this project(and my first PR for this
year's Hacktoberfest), so any feedback is appreciated! :)

---------

Signed-off-by: Christine <shecoder30@gmail.com>
Co-authored-by: Olabode Lawal-Shittabey <babblebey@gmail.com>

Author: CBID2

src/lib/hooks/use-word-editor.js

@@ -3,7 +3,7 @@ import { $wordEditor } from "../stores/dictionary.js";
 
 /**
  * Custom hook serves as wrapper around `wordEditor` map store
- * @returns {{ title: string, content: string, setTitle: (title: string) => void, setContent: (content: string) => void }}
+ * @returns {{ title: string, content: string, initialContent: string, setTitle: (title: string) => void, setContent: (content: string) => void, setInitialContent: (content: string) => void }}
  */
 export default function useWordEditor() {
   const word = useStore($wordEditor);