docs: add favicon (#1354)

Author: rakleed

docs/.vitepress/config.mts

@@ -4,6 +4,9 @@ import { defineConfig } from 'vitepress'
 export default defineConfig({
   title: "Husky",
   description: "Git hooks made easy",
+  head: [
+    ['link', { rel: 'icon', href: 'data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><text y=".9em" font-size="85">🐶</text></svg>' }],
+  ],
   base: '/husky/',
   themeConfig: {
     // outline: [2, 3],