DOCSP-43152-fixes-mongosh-localRequire (#354)

Author: jmd-mongo

source/write-scripts/require-external-modules.txt

@@ -124,7 +124,8 @@ install the modules either:
 
    .. code-block:: javascript
 
-      const localRequire = require('module').createRequire(__filename);)
+      const localRequire = require('module').createRequire(__filename);
+
 
    For an example, see
    `index.js <https://github.com/mongodb-labs/mongosh-snippets/blob/main/snippets/resumetoken/index.js>`__