Bug: User getting directed to the wrong location

[thisiskaransgit]

Steps to Reproduce

1. Go to https://moja-global.github.io/Handbook/Chapter5/section_two_a.html#installing-python
2. Click on Existing Python Installation

You will be redirected to another site

Solution

• Remove the link from the Existing Python Installation
• Or redirect the user to the right section which is given on the same page

Also: Add space between New Python installation and the previous line.

[octonawish-akcodes]

I have raised a PR that will fix this issue #24