chore(deps): update fumadocs packages (#693)

This PR contains the following updates:

| Package | Type | Update | Change | OpenSSF |
|---|---|---|---|---|
| [fumadocs-core](https://fumadocs.vercel.app)
([source](https://redirect.github.com/fuma-nama/fumadocs)) |
dependencies | patch | [`15.7.2` ->
`15.7.3`](https://renovatebot.com/diffs/npm/fumadocs-core/15.7.2/15.7.3)
| [![OpenSSF
Scorecard](https://api.securityscorecards.dev/projects/github.com/fuma-nama/fumadocs/badge)](https://securityscorecards.dev/viewer/?uri=github.com/fuma-nama/fumadocs)
|
| [fumadocs-mdx](https://fumadocs.vercel.app)
([source](https://redirect.github.com/fuma-nama/fumadocs)) |
dependencies | patch | [`11.8.0` ->
`11.8.1`](https://renovatebot.com/diffs/npm/fumadocs-mdx/11.8.0/11.8.1)
| [![OpenSSF
Scorecard](https://api.securityscorecards.dev/projects/github.com/fuma-nama/fumadocs/badge)](https://securityscorecards.dev/viewer/?uri=github.com/fuma-nama/fumadocs)
|
| [fumadocs-ui](https://fumadocs.vercel.app)
([source](https://redirect.github.com/fuma-nama/fumadocs)) |
dependencies | patch | [`15.7.2` ->
`15.7.3`](https://renovatebot.com/diffs/npm/fumadocs-ui/15.7.2/15.7.3) |
[![OpenSSF
Scorecard](https://api.securityscorecards.dev/projects/github.com/fuma-nama/fumadocs/badge)](https://securityscorecards.dev/viewer/?uri=github.com/fuma-nama/fumadocs)
|

---

### Release Notes

<details>
<summary>fuma-nama/fumadocs (fumadocs-core)</summary>

###
[`v15.7.3`](https://redirect.github.com/fuma-nama/fumadocs/releases/tag/fumadocs-ui%4015.7.3)

[Compare
Source](https://redirect.github.com/fuma-nama/fumadocs/compare/fumadocs-core@15.7.2...fumadocs-core@15.7.3)

##### Patch Changes

-
[`f6de900`](https://redirect.github.com/fuma-nama/fumadocs/commit/f6de900):
Add `overscroll` to sidebar viewports
- Updated dependencies
\[[`6d97379`](https://redirect.github.com/fuma-nama/fumadocs/commit/6d97379)]
- Updated dependencies
\[[`e776ee5`](https://redirect.github.com/fuma-nama/fumadocs/commit/e776ee5)]
  - fumadocs-core\@&#8203;15.7.3

</details>

---

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bun.lock

@@ -31,11 +31,11 @@
     "class-variance-authority": "0.7.1",
     "clsx": "2.1.1",
     "fast-glob": "3.3.3",
-    "fumadocs-core": "15.7.2",
+    "fumadocs-core": "15.7.3",
     "fumadocs-docgen": "2.1.0",
-    "fumadocs-mdx": "11.8.0",
+    "fumadocs-mdx": "11.8.1",
     "fumadocs-twoslash": "3.1.6",
-    "fumadocs-ui": "15.7.2",
+    "fumadocs-ui": "15.7.3",
     "gray-matter": "4.0.3",
     "lucide-react": "0.542.0",
     "next": "15.5.2",