⬆️ Bump next from 13.4.0 to 13.4.1 (#14)

* ⬆️ Bump next from 13.4.0 to 13.4.1

Bumps [next](https://github.com/vercel/next.js) from 13.4.0 to 13.4.1.
- [Release notes](https://github.com/vercel/next.js/releases)
- [Changelog](https://github.com/vercel/next.js/blob/canary/release.js)
- [Commits](vercel/next.js@v13.4.0...v13.4.1)

---
updated-dependencies:
- dependency-name: next
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

* 🐛 Remove appDir false workaround

- Not needed since vercel/next.js#49274 was merged

---------

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Nick Oates <nick@nickoates.com>

Author: dependabot[bot]

next.config.js

@@ -6,7 +6,4 @@ module.exports = withContentlayer({
 	images: {
 		deviceSizes: [320, 448, 640, 768, 896],
 	},
-	experimental: {
-		appDir: false,
-	},
 });

package-lock.json

@@ -16,7 +16,7 @@
 		"autoprefixer": "^10.4.14",
 		"clsx": "^1.2.1",
 		"contentlayer": "^0.3.1",
-		"next": "^13.4.0",
+		"next": "^13.4.1",
 		"next-contentlayer": "^0.3.1",
 		"next-themes": "^0.2.1",
 		"postcss": "^8.4.21",