chore(docs): GitHub Action information for Cypress (#21230)

* Initial draft

* Revised

* Additional help message about start command

* Remove code exmaple, condense text

docs/docs/end-to-end-testing.md

@@ -58,7 +58,7 @@ If you want to run Cypress in Continuous Integration (CI) you have to use `cypre
 }
 ```
 
-Please read the [Cypress' official documentation](https://docs.cypress.io/guides/guides/continuous-integration.html) on CI if you want to know how to setup Travis or GitLab with Cypress.
+Please read the [Cypress' official documentation](https://docs.cypress.io/guides/guides/continuous-integration.html) on CI if you want to know how to setup Travis or GitLab with Cypress. You can also use a Github Action to implement basic CI directly in Github with the official [Cypress Github action](https://github.com/cypress-io/github-action).
 
 ## Writing tests