Merge pull request #780 from NASA-IMPACT/update/gatsby-5.15

Update gatsby and its plugins

Author: willemarcel

package.json

@@ -35,21 +35,21 @@
     "d3": "^7.3.0",
     "date-fns": "^2.30.0",
     "deck.gl": "^9.1.14",
-    "gatsby": "^5.14.4",
+    "gatsby": "^5.15.0",
     "gatsby-plugin-csp": "^1.1.4",
-    "gatsby-plugin-google-gtag": "5.13.1",
-    "gatsby-plugin-image": "^3.13.1",
-    "gatsby-plugin-less": "7.13.1",
-    "gatsby-plugin-manifest": "^5.13.1",
-    "gatsby-plugin-offline": "^6.13.2",
-    "gatsby-plugin-postcss": "6.13.1",
-    "gatsby-plugin-react-helmet": "^6.13.1",
-    "gatsby-plugin-sharp": "^5.13.1",
-    "gatsby-plugin-styled-components": "^6.13.1",
-    "gatsby-plugin-typography": "^5.13.1",
-    "gatsby-source-filesystem": "^5.13.1",
-    "gatsby-transformer-json": "^5.13.1",
-    "gatsby-transformer-sharp": "^5.13.1",
+    "gatsby-plugin-google-gtag": "5.15.0",
+    "gatsby-plugin-image": "^3.15.0",
+    "gatsby-plugin-less": "7.15.0",
+    "gatsby-plugin-manifest": "^5.15.0",
+    "gatsby-plugin-offline": "^6.15.0",
+    "gatsby-plugin-postcss": "6.15.0",
+    "gatsby-plugin-react-helmet": "^6.15.0",
+    "gatsby-plugin-sharp": "^5.15.0",
+    "gatsby-plugin-styled-components": "^6.15.0",
+    "gatsby-plugin-typography": "^5.15.0",
+    "gatsby-source-filesystem": "^5.15.0",
+    "gatsby-transformer-json": "^5.15.0",
+    "gatsby-transformer-sharp": "^5.15.0",
     "lodash.debounce": "^4.0.8",
     "mapbox-gl": "1.13.3",
     "nuka-carousel": "^4.8.4",