fix(deps): update gatsby monorepo

site/package.json

@@ -8,24 +8,24 @@
     "bulma": "0.8.0",
     "classnames": "2.2.6",
     "docsearch.js": "2.6.3",
-    "gatsby": "2.18.3",
-    "gatsby-image": "2.2.33",
-    "gatsby-plugin-catch-links": "2.1.17",
-    "gatsby-plugin-google-analytics": "2.1.28",
-    "gatsby-plugin-manifest": "2.2.29",
-    "gatsby-plugin-netlify": "2.1.26",
+    "gatsby": "2.18.4",
+    "gatsby-image": "2.2.34",
+    "gatsby-plugin-catch-links": "2.1.18",
+    "gatsby-plugin-google-analytics": "2.1.29",
+    "gatsby-plugin-manifest": "2.2.30",
+    "gatsby-plugin-netlify": "2.1.27",
     "gatsby-plugin-netlify-cache": "1.2.0",
-    "gatsby-plugin-offline": "3.0.23",
-    "gatsby-plugin-react-helmet": "3.1.15",
-    "gatsby-plugin-sass": "2.1.23",
+    "gatsby-plugin-offline": "3.0.24",
+    "gatsby-plugin-react-helmet": "3.1.16",
+    "gatsby-plugin-sass": "2.1.24",
     "gatsby-plugin-svgr": "2.0.2",
-    "gatsby-remark-autolink-headers": "2.1.18",
-    "gatsby-remark-copy-linked-files": "2.1.30",
-    "gatsby-remark-images": "3.1.33",
-    "gatsby-remark-prismjs": "3.3.24",
-    "gatsby-remark-smartypants": "2.1.16",
-    "gatsby-source-filesystem": "2.1.38",
-    "gatsby-transformer-remark": "2.6.37",
+    "gatsby-remark-autolink-headers": "2.1.19",
+    "gatsby-remark-copy-linked-files": "2.1.31",
+    "gatsby-remark-images": "3.1.34",
+    "gatsby-remark-prismjs": "3.3.25",
+    "gatsby-remark-smartypants": "2.1.17",
+    "gatsby-source-filesystem": "2.1.39",
+    "gatsby-transformer-remark": "2.6.38",
     "node-sass": "4.13.0",
     "prismjs": "1.17.1",
     "prop-types": "15.7.2",
@@ -47,8 +47,8 @@
   "devDependencies": {
     "@wpackio/eslint-config": "file:../packages/eslint-config",
     "eslint": "6.7.1",
-    "gatsby-plugin-sharp": "2.3.3",
-    "gatsby-transformer-sharp": "2.3.5",
+    "gatsby-plugin-sharp": "2.3.4",
+    "gatsby-transformer-sharp": "2.3.6",
     "prettier": "1.19.1"
   },
   "repository": {