chore: fix typos across codebase (#7)

Author: rubenpenap

README.md

@@ -29,7 +29,7 @@
 
 ## Prerequisites
 
-You don't have to have any prior experience with Vitest or Vitest Broweser Mode
+You don't have to have any prior experience with Vitest or Vitest Browser Mode
 to complete this workshop.
 
 - **A basic experience with TypeScript is required.**

exercises/01.sunsetting-jsdom/README.mdx

@@ -22,6 +22,6 @@ About 15 years ago JSDOM set off to solve the lack of proper tooling for integra
 
 > 📜 If you want to learn more about the dangers of browser-like environments, read [Why I Won't Use JSDOM](https://www.epicweb.dev/why-i-won-t-use-jsdom).
 
-But it's not about being redudant. Browser-like environment pose a serious threat to the quality of your tests, have compatibility issues, and can break valid JavaScript code. This often leads to you wasting your time debugging your test environment instead of developing and testing your apps.
+But it's not about being redundant. Browser-like environment pose a serious threat to the quality of your tests, have compatibility issues, and can break valid JavaScript code. This often leads to you wasting your time debugging your test environment instead of developing and testing your apps.
 
 I don't want you to waste your time on that. I want you to write solid tests and you can trust, and good tooling is an essential element of that experience.