Update dependency @tryghost/helpers to v1.1.88

Author: renovate[bot]

yarn.lock

@@ -342,9 +342,9 @@
     axios "^0.27.0"
 
 "@tryghost/helpers@^1.1.6":
-  version "1.1.87"
-  resolved "https://registry.yarnpkg.com/@tryghost/helpers/-/helpers-1.1.87.tgz#4569256c376982d29c4c30ac6c56b94e5755717c"
-  integrity sha512-XYlyuoXNBHy9n008mNJKowFlhwJKlkP8Xi8s96HcpZsJM40Ll/xHPFnQjr+QkKJuAjafgkNZymu37mxT1WChjw==
+  version "1.1.88"
+  resolved "https://registry.yarnpkg.com/@tryghost/helpers/-/helpers-1.1.88.tgz#f4ed3c0a163c5e641cb70f7d5f4f5ddc90874b19"
+  integrity sha512-OK6qQg3Rd+6Hw0uyFqxYPiQzVJAe7zw/uT6EwLKraL4DnV8ODfnSJzde6PMun9duOohQxOYXEYfakeKIX+mhiw==
   dependencies:
     lodash-es "^4.17.11"