Update dependency @tryghost/helpers-gatsby to v2.0.20

Author: renovate[bot]

package.json

@@ -39,7 +39,7 @@
   },
   "dependencies": {
     "@tryghost/helpers": "1.1.89",
-    "@tryghost/helpers-gatsby": "2.0.19",
+    "@tryghost/helpers-gatsby": "2.0.20",
     "cheerio": "1.0.0-rc.11",
     "gatsby": "4.25.7",
     "gatsby-awesome-pagination": "0.3.8",

yarn.lock

@@ -2213,17 +2213,17 @@
   dependencies:
     axios "^0.27.0"
 
-"@tryghost/[email protected].19":
-  version "2.0.19"
-  resolved "https://registry.yarnpkg.com/@tryghost/helpers-gatsby/-/helpers-gatsby-2.0.19.tgz#007704c5ccc0be96fccb3b83de83a683daf66afb"
-  integrity sha512-UmqzM7S7390Z/DkWTqJ1IvkoDBtFC0qhRBbLHhJ0Gp20uTuH9I5hPMvGCJ7TV/HEk6SpYtlDfI3OgVuu3RuQyw==
+"@tryghost/[email protected].20":
+  version "2.0.20"
+  resolved "https://registry.yarnpkg.com/@tryghost/helpers-gatsby/-/helpers-gatsby-2.0.20.tgz#8287cd820b5cb5f6eb536796941dc1666b2a9aa6"
+  integrity sha512-5RAL4itSTf5oqF9aSx541tZKnZjT9vZjFmR1dpa/fthEZsPvaRfWlaIUEQ0EiUymzNKbiJzG1uc3goiokmT3RA==
   dependencies:
     "@gatsbyjs/reach-router" "1.3.9"
-    "@tryghost/helpers" "^1.1.88"
+    "@tryghost/helpers" "^1.1.89"
     gatsby-link "4.17.0"
     prop-types "^15.6.2"
 
-"@tryghost/[email protected]", "@tryghost/helpers@^1.1.88":
+"@tryghost/[email protected]", "@tryghost/helpers@^1.1.89":
   version "1.1.89"
   resolved "https://registry.yarnpkg.com/@tryghost/helpers/-/helpers-1.1.89.tgz#3844dfe9fdbeb094aabe7c069207071fd2835a3d"
   integrity sha512-VWYEzpUOX9H4gdKKR5MD4DwTeh7WYzK38G5qCBybKpOtOph5NgyYOGNhxfhhXaIBRActc1aNfcWMgG1pEh0w2Q==