Bump shiki from 1.6.0 to 1.6.1 (#5879)

Bumps [shiki](https://github.com/shikijs/shiki/tree/HEAD/packages/shiki)
from 1.6.0 to 1.6.1.
<details>
<summary>Release notes</summary>
<p><em>Sourced from <a
href="https://github.com/shikijs/shiki/releases">shiki's
releases</a>.</em></p>
<blockquote>
<h2>v1.6.1</h2>
<h3>   🚀 Features</h3>
<ul>
<li><strong>vitepress-twoslash</strong>: Add vueCompilerOptions  -  by
<a href="https://github.com/zhiyuanzmj"><code>@​zhiyuanzmj</code></a> in
<a
href="https://redirect.github.com/shikijs/shiki/issues/684">shikijs/shiki#684</a>
<a href="https://github.com/shikijs/shiki/commit/ef7986ad"><!-- raw HTML
omitted -->(ef798)<!-- raw HTML omitted --></a></li>
</ul>
<h3>   🐞 Bug Fixes</h3>
<ul>
<li><strong>twoslash</strong>: Nested code block rendering structure  - 
by <a href="https://github.com/antfu"><code>@​antfu</code></a> <a
href="https://github.com/shikijs/shiki/commit/5fe8ee63"><!-- raw HTML
omitted -->(5fe8e)<!-- raw HTML omitted --></a></li>
</ul>
<h5>    <a
href="https://github.com/shikijs/shiki/compare/v1.6.0...v1.6.1">View
changes on GitHub</a></h5>
</blockquote>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a
href="https://github.com/shikijs/shiki/commit/a397882fa19d267917c0f8cd59b7717118f4b89f"><code>a397882</code></a>
chore: release v1.6.1</li>
<li><a
href="https://github.com/shikijs/shiki/commit/ae470d5e575561cde3c1a2e11e2e0b8e4fad709b"><code>ae470d5</code></a>
chore: update deps</li>
<li>See full diff in <a
href="https://github.com/shikijs/shiki/commits/v1.6.1/packages/shiki">compare
view</a></li>
</ul>
</details>
<br />


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package.json

@@ -36,6 +36,6 @@
     "markdown-it-deflist": "^3.0.0",
     "markdown-it-table": "^4.1.1",
     "sass": "^1.77.2",
-    "shiki": "^1.6.0"
+    "shiki": "^1.6.1"
   }
 }