Update dependency @tryghost/helpers-gatsby to v2.0.28 (#716)

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

Author: renovate[bot]

package.json

@@ -39,7 +39,7 @@
   },
   "dependencies": {
     "@tryghost/helpers": "1.1.97",
-    "@tryghost/helpers-gatsby": "2.0.27",
+    "@tryghost/helpers-gatsby": "2.0.28",
     "cheerio": "1.0.0-rc.11",
     "gatsby": "4.25.7",
     "gatsby-awesome-pagination": "0.3.8",

yarn.lock

@@ -2204,17 +2204,17 @@
   dependencies:
     axios "^0.27.0"
 
-"@tryghost/helpers-gatsby@2.0.27":
-  version "2.0.27"
-  resolved "https://registry.yarnpkg.com/@tryghost/helpers-gatsby/-/helpers-gatsby-2.0.27.tgz#3cc3e89cc2b5763e53cd7ff3ee9ba5688ec0c19b"
-  integrity sha512-Zvb3ENJ7yNmnEIvzaal2Fsn/c2b4tG+ejL5TrenUHGpfDwXI7S98U2v1biKExYMDalCPYTl9on1/aKdWYOsvag==
+"@tryghost/helpers-gatsby@2.0.28":
+  version "2.0.28"
+  resolved "https://registry.yarnpkg.com/@tryghost/helpers-gatsby/-/helpers-gatsby-2.0.28.tgz#913f7652233ef024345216e88af1b5d83f7868d3"
+  integrity sha512-52ThG0Paw8xpiSpZeeEMi9nmAs8Or/UZl+x44dRocElz7ANlzBydw+jNQyh6+ypKond1uoZ9YeFm/bK6J1ejWg==
   dependencies:
     "@gatsbyjs/reach-router" "1.3.9"
-    "@tryghost/helpers" "^1.1.96"
+    "@tryghost/helpers" "^1.1.97"
     gatsby-link "4.17.0"
     prop-types "^15.6.2"
 
-"@tryghost/helpers@1.1.97", "@tryghost/helpers@^1.1.96":
+"@tryghost/helpers@1.1.97", "@tryghost/helpers@^1.1.97":
   version "1.1.97"
   resolved "https://registry.yarnpkg.com/@tryghost/helpers/-/helpers-1.1.97.tgz#f8c004850de10cee25fb396680debfb70e28b5e8"
   integrity sha512-kuFO46X1cy4ezrI19qK0ZjUvbtPAMZjc4pFcLhe6IPVtziajBd9+4/7qrGaBIzbK5FV+v+WN1POU4vMx7hIPbw==