fix(docs): correct type annotation for tags in getting-started.mdx (#189)

Author: winor30

third_party/docsite/src/content/docs/getting-started.mdx

@@ -39,7 +39,7 @@ output:
   schema:
     title?: string, the title of the article if it has one
     summary: string, a 3-sentence summary of the text
-    tags?(array, a list of string tag category for the text): String, 
+    tags?(array, a list of string tag category for the text): string, 
 ---
 
 Extract the requested information from the given text. If a piece of information is not present, omit that field from the output.
@@ -101,4 +101,4 @@ console.log(output);
 
 This setup allows you to leverage the power of Dotprompt, making your AI interactions more structured, reusable, and maintainable.
 
-By following these steps, you'll have a basic Dotprompt setup ready to go. From here, you can create more complex prompts, integrate them into your application, and start harnessing the full power of generative AI in a structured, template-driven way.
+By following these steps, you'll have a basic Dotprompt setup ready to go. From here, you can create more complex prompts, integrate them into your application, and start harnessing the full power of generative AI in a structured, template-driven way.