doc: fix filehandle.read typo

PR-URL: #59635
Reviewed-By: Jake Yuesong Li <[email protected]>
Reviewed-By: Chemi Atlow <[email protected]>
Reviewed-By: Darshan Sen <[email protected]>
Reviewed-By: Luigi Pinca <[email protected]>

Author: ruyadorno

doc/api/fs.md

@@ -397,7 +397,7 @@ changes:
   from the file. If `null` or `-1`, data will be read from the current file
   position, and the position will be updated. If `position` is a non-negative
   integer, the current file position will remain unchanged.
-  **Default:**: `null`
+  **Default:** `null`
 * Returns: {Promise} Fulfills upon success with an object with two properties:
   * `bytesRead` {integer} The number of bytes read
   * `buffer` {Buffer|TypedArray|DataView} A reference to the passed in `buffer`