chore: use the light bulb emoji instead of the github syntax for npm

Author: sheremet-va

README.md

@@ -19,8 +19,7 @@ test('counter button increments the count', async () => {
 })
 ```
 
-> [!NOTE]
-> This library doesn't expose or use React's `act`. Instead, you should use Vitest's locators and `expect.element` API that have [retry-ability mechanism](https://vitest.dev/guide/browser/assertion-api) baked in.
+> 💡 This library doesn't expose or use React's `act`. Instead, you should use Vitest's locators and `expect.element` API that have [retry-ability mechanism](https://vitest.dev/guide/browser/assertion-api) baked in.
 
 `vitest-browser-react` also automatically injects `render` method on the `page`. Example: