chore: add Biome to showcase (#3505)

Author: ematipico

docs/src/assets/showcase/biomejs.dev.png

@@ -226,4 +226,5 @@ import FluidGrid from './fluid-grid.astro';
 	<Card title="openstatus Docs" href="https://docs.openstatus.dev" thumbnail="openstatus.dev.png" />
 	<Card title="Saucer" href="https://saucer.app" thumbnail="saucer.app.png" />
 	<Card title="lychee" href="https://lychee.cli.rs/" thumbnail="lychee.cli.rs.png" />
+	<Card title="Biome" href="https://biomejs.dev/" thumbnail="biomejs.dev.png" />
 </FluidGrid>