Merge pull request #1035 from ably/dependabot/npm_and_yarn/posthog-js-1.318.1

chore(deps-dev): bump posthog-js from 1.315.0 to 1.318.1

Author: kennethkalmer

package.json

@@ -57,7 +57,7 @@
     "msw": "2.12.0",
     "msw-storybook-addon": "^2.0.5",
     "playwright": "^1.49.1",
-    "posthog-js": "^1.315.0",
+    "posthog-js": "^1.318.1",
     "prettier": "^3.2.5",
     "storybook": "^10.1.10",
     "svg-sprite": "^2.0.4",