fix(deps): update dependency posthog-node to v4.8.1

Author: renovate[bot]

yarn.lock

@@ -8656,11 +8656,11 @@ __metadata:
   linkType: hard
 
 "posthog-node@npm:^4.0.1":
-  version: 4.6.0
-  resolution: "posthog-node@npm:4.6.0"
+  version: 4.8.1
+  resolution: "posthog-node@npm:4.8.1"
   dependencies:
     axios: "npm:^1.7.4"
-  checksum: 10c0/e77f3a33a7784c7efd285898482beb981bb7f61d982932b29567c8c3ec4bdb84ed2b46029e5fc36a850785964a168f789691f29e74dcf1a4163f5a55e0801660
+  checksum: 10c0/5c22dc578c50e0c6ef9676e9d6d7569de2dd1f84416164968739295134995eba61a401338ac9f4b663d2ef333e66c697a1417bb1d0d7db7cae649c127c8af371
   languageName: node
   linkType: hard