fix: update instructions in readme

README.md

@@ -3,8 +3,8 @@
 [![Run on Repl.it](https://repl.it/badge/github/freeCodeCamp/boilerplate-project-filemetadata)](https://repl.it/github/freeCodeCamp/boilerplate-project-filemetadata)
 ###    User stories:
 1. I can submit a form that includes a file upload.
-2. The form file input field  has the "name" attribute set to "upfile". We rely on this in testing.
-3. When I submit something, I will receive the file name and size in bytes within the JSON response
+2. The form file input field has the `name` attribute set to `upfile`.
+3. When I submit something, I will receive the file `name`, `type`, and `size` in bytes within the JSON response.
 
 ### Usage :
 * Go to the main page, and upload a file using the provided form.