build(deps): bump posthog-js from 1.345.5 to 1.347.1

Bumps [posthog-js](https://github.com/PostHog/posthog-js) from 1.345.5 to 1.347.1.
- [Release notes](https://github.com/PostHog/posthog-js/releases)
- [Changelog](https://github.com/PostHog/posthog-js/blob/main/CHANGELOG.md)
- [Commits](https://github.com/PostHog/posthog-js/compare/posthog-js@1.345.5...posthog-js@1.347.1)

---
updated-dependencies:
- dependency-name: posthog-js
  dependency-version: 1.347.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

package-lock.json

@@ -62,7 +62,7 @@
     "p-limit": "^7.3.0",
     "path-browserify": "^1.0.1",
     "postcss-media-minmax": "^5.0.0",
-    "posthog-js": "^1.345.5",
+    "posthog-js": "^1.347.1",
     "prop-types": "^15.8.1",
     "rc-slider": "^11.1.9",
     "react": "^19.2.0",