build(deps): bump @clerk/nextjs from 6.18.2 to 6.18.4 (#917)

Bumps [@clerk/nextjs](https://github.com/clerk/javascript/tree/HEAD/packages/nextjs) from 6.18.2 to 6.18.4.
- [Release notes](https://github.com/clerk/javascript/releases)
- [Changelog](https://github.com/clerk/javascript/blob/main/packages/nextjs/CHANGELOG.md)
- [Commits](https://github.com/clerk/javascript/commits/@clerk/[email protected]/packages/nextjs)

---
updated-dependencies:
- dependency-name: "@clerk/nextjs"
  dependency-version: 6.18.4
  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>

Author: dependabot[bot]

package.json

@@ -11,7 +11,7 @@
     "start": "next start"
   },
   "dependencies": {
-    "@clerk/nextjs": "^6.18.2",
+    "@clerk/nextjs": "^6.18.4",
     "@dnd-kit/core": "^6.3.1",
     "@dnd-kit/sortable": "^10.0.0",
     "@flags-gg/react-library": "^1.12.2",