chore(deps): update dependency posthog-js to v1.310.1 (#1041)

This PR contains the following updates:

| Package | Type | Update | Change | OpenSSF |
|---|---|---|---|---|
| [posthog-js](https://posthog.com/docs/libraries/js)
([source](https://redirect.github.com/PostHog/posthog-js)) |
dependencies | patch | [`1.310.0` ->
`1.310.1`](https://renovatebot.com/diffs/npm/posthog-js/1.310.0/1.310.1)
| [![OpenSSF
Scorecard](https://api.securityscorecards.dev/projects/github.com/PostHog/posthog-js/badge)](https://securityscorecards.dev/viewer/?uri=github.com/PostHog/posthog-js)
|

---

### Release Notes

<details>
<summary>PostHog/posthog-js (posthog-js)</summary>

###
[`v1.310.1`](https://redirect.github.com/PostHog/posthog-js/releases/tag/posthog-js%401.310.1)

[Compare
Source](https://redirect.github.com/PostHog/posthog-js/compare/posthog-js@1.310.0...posthog-js@1.310.1)

#### 1.310.1

##### Patch Changes

-
[#&#8203;2797](https://redirect.github.com/PostHog/posthog-js/pull/2797)
[`8b1a39a`](https://redirect.github.com/PostHog/posthog-js/commit/8b1a39afc03bfe1117a7013c4f91326c7d355a14)
Thanks [@&#8203;adboio](https://redirect.github.com/adboio)! - product
tours: support custom appearance, clean up animations
  (2025-12-23)

</details>

---

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<!-- This is an auto-generated description by cubic. -->
---
## Summary by cubic
Update posthog-js to 1.310.1 to bring product tour improvements (custom
appearance and smoother animations). No app code changes; only
package.json and bun.lock were updated.

<sup>Written for commit 64b9e91.
Summary will update automatically on new commits.</sup>

<!-- End of auto-generated description by cubic. -->

Signed-off-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

bun.lock

@@ -43,7 +43,7 @@
     "mermaid": "11.12.2",
     "next": "16.1.1",
     "next-validate-link": "1.6.3",
-    "posthog-js": "1.310.0",
+    "posthog-js": "1.310.1",
     "react": "19.2.3",
     "react-dom": "19.2.3",
     "react-medium-image-zoom": "5.4.0",