Update 3.theme.md

Author: maximepvrt

docs/content/1.getting-started/3.theme.md

@@ -233,7 +233,6 @@ export default defineConfig({
 The values you assign here must correspond to color names from the [default Tailwind palette](https://tailwindcss.com/docs/colors) or be previously defined in your [CSS file](#theme)
 ::
 
-
 ### Extend colors
 
 ::framework-only