Bump @astrojs/mdx from 3.1.4 to 3.1.7 (#20)

Bumps [@astrojs/mdx](https://github.com/withastro/astro/tree/HEAD/packages/integrations/mdx) from 3.1.4 to 3.1.7.
- [Release notes](https://github.com/withastro/astro/releases)
- [Changelog](https://github.com/withastro/astro/blob/main/packages/integrations/mdx/CHANGELOG.md)
- [Commits](https://github.com/withastro/astro/commits/@astrojs/[email protected]/packages/integrations/mdx)

---
updated-dependencies:
- dependency-name: "@astrojs/mdx"
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

package.json

@@ -21,7 +21,7 @@
 		"@alpinejs/persist": "^3.14.1",
 		"@astrojs/alpinejs": "^0.4.0",
 		"@astrojs/check": "^0.9.3",
-		"@astrojs/mdx": "3.1.4",
+		"@astrojs/mdx": "3.1.7",
 		"@astrojs/rss": "4.0.7",
 		"@astrojs/sitemap": "3.1.6",
 		"@astrojs/tailwind": "5.1.1",