🐛 [Bug]: Typo in README.md

[Varun]

Describe the bug
The word 'example' is misspelled as 'exaple'

To Reproduce
Steps to reproduce the behavior:

1. Go to https://github.com/atapas/webapis-playground
2. Click on 'README.md'
3. Scroll down to https://github.com/atapas/webapis-playground#-open-source
4. See error

Expected behavior
The spelling should be 'example'

Screenshots
If applicable, add screenshots to help explain your problem.

Desktop (please complete the following information):

• OS: [e.g. iOS]
• Browser [e.g. chrome, safari]
• Version [e.g. 22]

Smartphone (please complete the following information):

• Device: [e.g. iPhone6]
• OS: [e.g. iOS8.1]
• Browser [e.g. stock browser, safari]
• Version [e.g. 22]

Additional context
Add any other context about the problem here.