Update website/docs/development/testing.mdx

Co-authored-by: Kris West <kristopher.west@natwest.com>
Signed-off-by: Juan Escalada <97265671+jescalada@users.noreply.github.com>

Author: jescalada

website/docs/development/testing.mdx

@@ -4,7 +4,7 @@ title: Testing
 
 ## Testing
 
-As of v1.19.2, GitProxy uses [Mocha](https://mochajs.org/) (`ts-mocha`) as the test runner, and [Chai](https://www.chaijs.com/) for unit test assertions. End-to-end (E2E) tests are written in [Cypress](https://docs.cypress.io), and some fuzz testing is done with [`fast-check`](https://fast-check.dev/).
+As of v1.19.2, GitProxy uses [Mocha](https://mochajs.org/) (`ts-mocha`) as the test runner, and [Chai](https://www.chaijs.com/) for unit test assertions. User interface tests are written in [Cypress](https://docs.cypress.io), and some fuzz testing is done with [`fast-check`](https://fast-check.dev/).
 
 ### Unit testing with Mocha and Chai