chore(deps): bump posthog-js in the low-risk group across 1 directory

Bumps the low-risk group with 1 update in the / directory: [posthog-js](https://github.com/PostHog/posthog-js).


Updates `posthog-js` from 1.191.0 to 1.194.1
- [Release notes](https://github.com/PostHog/posthog-js/releases)
- [Changelog](https://github.com/PostHog/posthog-js/blob/main/CHANGELOG.md)
- [Commits](PostHog/posthog-js@v1.191.0...v1.194.1)

---
updated-dependencies:
- dependency-name: posthog-js
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: low-risk
...

Signed-off-by: dependabot[bot] <[email protected]>

package.json

@@ -49,7 +49,7 @@
     "nextra-theme-docs": "3.0.15",
     "openai-edge": "^1.2.2",
     "postcss": "^8.4.49",
-    "posthog-js": "^1.191.0",
+    "posthog-js": "^1.194.1",
     "react": "^18.3.1",
     "react-dom": "^18.3.1",
     "react-hook-form": "^7.53.2",