rollback @types/styled-components to 4.0 as 4.1 introduced incompatib…

…ility with material ui. More explained in mui/material-ui#14191

package.json

@@ -11,6 +11,7 @@
     "@svgr/webpack": "4.1.0",
     "@tinymce/tinymce-react": "^3.0.1",
     "@types/rebass": "^3.0.3",
+    "@types/styled-components": "4.0",
     "@types/styled-system": "^3.2.2",
     "babel-core": "7.0.0-bridge.0",
     "babel-eslint": "9.0.0",
@@ -74,7 +75,7 @@
     "resolve": "1.10.0",
     "sass-loader": "7.1.0",
     "style-loader": "0.23.1",
-    "styled-components": "^4.1.3",
+    "styled-components": "4.1.3",
     "styled-system": "^4.0.0",
     "terser-webpack-plugin": "1.2.2",
     "typescript": "3.3.3",

yarn.lock

@@ -1303,6 +1303,14 @@
     "@types/react-native" "*"
     csstype "^2.2.0"
 
+"@types/styled-components@4.0":
+  version "4.0.3"
+  resolved "https://registry.yarnpkg.com/@types/styled-components/-/styled-components-4.0.3.tgz#8287e54e446302369eecc521243a2f32cf9122ee"
+  integrity sha512-LzntHlOKEOxUxMkVmQPNG88TsldeHO2NlwNkzHnw4wL8qhHQgd7u+u3yw84hZgoFh4ugsLCbFtjYcbP7v5WC5Q==
+  dependencies:
+    "@types/node" "*"
+    "@types/react" "*"
+
 "@types/styled-system@*", "@types/styled-system@^3.2.2":
   version "3.2.2"
   resolved "https://registry.yarnpkg.com/@types/styled-system/-/styled-system-3.2.2.tgz#a40b30baf20a8d9820808688a370a973cb778e7c"
@@ -10565,7 +10573,7 @@ style-loader@0.23.1:
     loader-utils "^1.1.0"
     schema-utils "^1.0.0"
 
-styled-components@^4.1.3:
+styled-components@4.1.3:
   version "4.1.3"
   resolved "https://registry.yarnpkg.com/styled-components/-/styled-components-4.1.3.tgz#4472447208e618b57e84deaaeb6acd34a5e0fe9b"
   integrity sha512-0quV4KnSfvq5iMtT0RzpMGl/Dg3XIxIxOl9eJpiqiq4SrAmR1l1DLzNpMzoy3DyzdXVDMJS2HzROnXscWA3SEw==