chore(deps): update gatsby

package.json

@@ -41,33 +41,33 @@
     "bluebird": "^3.5.5",
     "classnames": "^2.2.6",
     "codecov": "^3.6.1",
-    "gatsby": "^2.15.24",
-    "gatsby-link": "^2.2.15",
-    "gatsby-plugin-catch-links": "^2.1.10",
-    "gatsby-plugin-feed": "^2.3.13",
-    "gatsby-plugin-flow": "^1.1.7",
-    "gatsby-plugin-google-gtag": "^1.1.9",
-    "gatsby-plugin-manifest": "^2.2.18",
-    "gatsby-plugin-netlify": "^2.1.15",
-    "gatsby-plugin-netlify-cms": "^4.1.19",
-    "gatsby-plugin-offline": "^3.0.9",
+    "gatsby": "^2.15.28",
+    "gatsby-link": "^2.2.17",
+    "gatsby-plugin-catch-links": "^2.1.12",
+    "gatsby-plugin-feed": "^2.3.15",
+    "gatsby-plugin-flow": "^1.1.9",
+    "gatsby-plugin-google-gtag": "^1.1.11",
+    "gatsby-plugin-manifest": "^2.2.20",
+    "gatsby-plugin-netlify": "^2.1.17",
+    "gatsby-plugin-netlify-cms": "^4.1.21",
+    "gatsby-plugin-offline": "^3.0.11",
     "gatsby-plugin-optimize-svgs": "^1.0.3",
-    "gatsby-plugin-react-helmet": "^3.1.8",
-    "gatsby-plugin-sass": "^2.1.15",
-    "gatsby-plugin-sharp": "^2.2.25",
-    "gatsby-plugin-sitemap": "^2.2.14",
-    "gatsby-remark-autolink-headers": "^2.1.11",
-    "gatsby-remark-copy-linked-files": "^2.1.21",
+    "gatsby-plugin-react-helmet": "^3.1.10",
+    "gatsby-plugin-sass": "^2.1.17",
+    "gatsby-plugin-sharp": "^2.2.27",
+    "gatsby-plugin-sitemap": "^2.2.16",
+    "gatsby-remark-autolink-headers": "^2.1.13",
+    "gatsby-remark-copy-linked-files": "^2.1.23",
     "gatsby-remark-external-links": "0.0.4",
-    "gatsby-remark-images": "^3.1.23",
-    "gatsby-remark-katex": "^3.1.10",
-    "gatsby-remark-prismjs": "^3.3.14",
+    "gatsby-remark-images": "^3.1.25",
+    "gatsby-remark-katex": "^3.1.12",
+    "gatsby-remark-prismjs": "^3.3.16",
     "gatsby-remark-relative-images": "^0.2.3",
-    "gatsby-remark-responsive-iframe": "^2.2.18",
-    "gatsby-remark-smartypants": "^2.1.9",
-    "gatsby-source-filesystem": "^2.1.26",
-    "gatsby-transformer-remark": "^2.6.24",
-    "gatsby-transformer-sharp": "^2.2.17",
+    "gatsby-remark-responsive-iframe": "^2.2.20",
+    "gatsby-remark-smartypants": "^2.1.11",
+    "gatsby-source-filesystem": "^2.1.28",
+    "gatsby-transformer-remark": "^2.6.26",
+    "gatsby-transformer-sharp": "^2.2.19",
     "invariant": "^2.2.4",
     "katex": "^0.11.1",
     "lodash": "^4.17.15",
@@ -92,7 +92,7 @@
     "babel-core": "7.0.0-bridge.0",
     "babel-eslint": "10.0.3",
     "babel-jest": "24.9.0",
-    "babel-preset-gatsby": "0.2.14",
+    "babel-preset-gatsby": "0.2.17",
     "browserslist": "4.7.0",
     "concurrently": "4.1.2",
     "eslint": "6.4.0",