Update dependency netlify-cms to ^2.3.3

Author: renovate-bot

package.json

@@ -21,7 +21,7 @@
     "gatsby-transformer-sharp": "^2.1.9",
     "lodash": "^4.17.5",
     "lodash-webpack-plugin": "^0.11.4",
-    "netlify-cms": "^2.3.2",
+    "netlify-cms": "^2.3.3",
     "node-sass": "^4.11.0",
     "parcel-bundler": "^1.9.4",
     "prop-types": "^15.6.0",

yarn.lock

@@ -7922,7 +7922,7 @@ netlify-cms-widget-text@^2.0.6:
   dependencies:
     react-textarea-autosize "^7.0.0"
 
-netlify-cms@^2.3.2:
+netlify-cms@^2.3.3:
   version "2.3.3"
   resolved "https://registry.yarnpkg.com/netlify-cms/-/netlify-cms-2.3.3.tgz#b9ecad7a563eff96001b22d4446c974a2c0e4072"
   dependencies: