fix(mdb): review bene

Author: ldecarvalho-doc

pages/managed-mongodb-databases/how-to/manage-users.mdx

@@ -30,7 +30,7 @@ Users can connect to a database and access its data.
 4. Click **Change password** to do so. A pop-up appears.
 5. Enter your new password and confirm.
 
-## How to create a multi-users via the API
+## How to create multi-users via the API
 
 When you create your MongoDB® Database Instance, the first user is created by default and has admin rights.