Hyphenate 'fine-tuning' in docs quickstart

 (#5431)

Co-authored-by: fern-api[bot] <115122769+fern-api[bot]@users.noreply.github.com>

Author: fern-api[bot]

fern/products/docs/pages/getting-started/quickstart.mdx

@@ -147,7 +147,7 @@ This guide covers the CLI path. A browser-based guided setup also exists at http
   </Step>
   <Step title="Customize your docs">
 
-  Now that you have a basic docs site, you can customize it by adding tutorials, generating an API Reference, or finetuning the branding. (Or skip ahead to [preview](#preview-your-docs) and [publish](#publish-to-production).)
+  Now that you have a basic docs site, you can customize it by adding tutorials, generating an API Reference, or fine-tuning the branding. (Or skip ahead to [preview](#preview-your-docs) and [publish](#publish-to-production).)
 
   <AccordionGroup toc={true}>
     <Accordion title='Add content' >