Update Starlight plugin config and docs index metadata (#1681)

Set the projectName option for the starlightLlmsTxt plugin in astro.config.mjs. Updated the docs index.mdx to adjust the title and hero metadata for consistency.

Author: coliff

website/astro.config.mjs

@@ -22,7 +22,11 @@ export default defineConfig({
       lastUpdated: true,
       pagination: false,
       tableOfContents: { minHeadingLevel: 2, maxHeadingLevel: 2 },
-      plugins: [starlightLlmsTxt()],
+      plugins: [
+        starlightLlmsTxt({
+          projectName: 'HTMLHint',
+        }),
+      ],
       social: [
         {
           icon: 'github',

website/src/content/docs/index.mdx

@@ -1,7 +1,8 @@
 ---
-title: Welcome to HTMLHint
+title: HTMLHint
 description: The web's most popular static code analysis tool you need for your HTML. Available as a CLI tool, VS Code extension, and more.
 hero:
+  title: HTMLHint
   tagline: The web's most popular static code analysis tool you need for your HTML
   image:
     file: ../../assets/img/htmlhint.webp