Update docs/qwik-testing-library/example.mdx

Author: timdeschryver

docs/qwik-testing-library/example.mdx

@@ -4,7 +4,7 @@ title: Example
 sidebar_label: Example
 ---
 
-Below are some examples of how to use the Qwik Testing Library to tests your
+Below are some examples of how to use the Qwik Testing Library to test your
 Qwik components.
 
 You can also learn more about the [**queries**][tl-queries-docs] and [**user