Update dependency @html-next/vertical-collection to v1.0.0-beta.14

package.json

@@ -28,7 +28,7 @@
     "@ember/jquery": "0.6.1",
     "@ember/optional-features": "0.7.0",
     "@ember/render-modifiers": "1.0.0",
-    "@html-next/vertical-collection": "1.0.0-beta.13",
+    "@html-next/vertical-collection": "1.0.0-beta.14",
     "@tryghost/helpers": "1.1.7",
     "@tryghost/kg-clean-basic-html": "0.1.1",
     "@tryghost/kg-parser-plugins": "0.6.0",

yarn.lock

@@ -918,10 +918,10 @@
   dependencies:
     "@glimmer/di" "^0.2.0"
 
-"@html-next/vertical-collection@1.0.0-beta.13":
-  version "1.0.0-beta.13"
-  resolved "https://registry.yarnpkg.com/@html-next/vertical-collection/-/vertical-collection-1.0.0-beta.13.tgz#0cd7fbe813fef8c7daea3c46a3d4167cbd8db682"
-  integrity sha512-YFs+toYLFSCiZSv1kkb3IPvrcVJHVX6q7vkzP0qb2Rvd0s61YqgpPDqtZ8sVViip0Lu3kw+Hs9fysjpAFqJDzQ==
+"@html-next/vertical-collection@1.0.0-beta.14":
+  version "1.0.0-beta.14"
+  resolved "https://registry.yarnpkg.com/@html-next/vertical-collection/-/vertical-collection-1.0.0-beta.14.tgz#114909d62ea6358a3401ca0d1d7547030e702530"
+  integrity sha512-HMmbYAe8UtEB9LFb7TtjsRvMgTYXMLNHJKd4z6QIpn0UAYJmXErIwJGIaK5Z7T3DYto4w10jD89HPhbCEyJG0Q==
   dependencies:
     babel-plugin-transform-es2015-block-scoping "^6.24.1"
     babel6-plugin-strip-class-callcheck "^6.0.0"