chore(deps): bump posthog-js from 1.87.2 to 1.87.3

Bumps [posthog-js](https://github.com/PostHog/posthog-js) from 1.87.2 to 1.87.3.
- [Release notes](https://github.com/PostHog/posthog-js/releases)
- [Changelog](https://github.com/PostHog/posthog-js/blob/master/CHANGELOG.md)
- [Commits](PostHog/posthog-js@v1.87.2...v1.87.3)

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

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

package.json

@@ -56,7 +56,7 @@
     "lodash": "^4.17.21",
     "marked": "^9.1.2",
     "mustache": "^4.2.0",
-    "posthog-js": "^1.87.2",
+    "posthog-js": "^1.87.3",
     "posthog-node": "^3.1.3",
     "react": "^18.2.0",
     "react-dom": "^18.2.0",