Update README.md

Author: davidyell

README.md

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 This is an example app to learn more about creating GraphQL API endpoints using Laravel.
 
+![tests](https://github.com/davidyell/Learning-GraphQL/actions/workflows/test.yml/badge.svg)
+![quality](https://github.com/davidyell/Learning-GraphQL/actions/workflows/code-quality.yml/badge.svg)
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 ## What is it?
 
 A GraphQL API for Magic: The Gathering cards!