chore(deps): update dependency posthog-js to v1.304.0

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

Author: renovate[bot]

bun.lock

@@ -41,7 +41,7 @@
     "lucide-react": "0.556.0",
     "mermaid": "11.12.2",
     "next": "16.0.8",
-    "posthog-js": "1.302.2",
+    "posthog-js": "1.304.0",
     "react": "19.2.1",
     "react-dom": "19.2.1",
     "react-medium-image-zoom": "5.4.0",