Fixing typos on the about page

[sidpartha1]

Overview

• Fixed all typing and punctuation errors in the about page referencing issue #29
• Also removed the "Go to studies" link and the status of what user is logged in.

Testing

• Same as that conducted in PR #56
• Ensured that the links are no longer visible on the page.

What to look out for

• If there are any other typing errors or any links that don't belong on the about page.
• Advise on any changes

[sidpartha1]

@zaclochhead @umih874 will remove

[sidpartha1]

done @umih874 @zaclochhead have a look

[sidpartha1]

Update

Also removed the "Go to studies" link and the status of what user is logged in.