Moves @0x/types and @0x/typescript-typings to devDependencies

packages/website/package.json

@@ -28,8 +28,6 @@
         "@0x/json-schemas": "^4.0.0",
         "@0x/order-utils": "^8.3.0",
         "@0x/subproviders": "^5.0.2",
-        "@0x/types": "^2.4.1",
-        "@0x/typescript-typings": "^4.2.4",
         "@0x/utils": "^4.5.0",
         "@0x/web3-wrapper": "^6.0.11",
         "@reach/dialog": "^0.1.3",
@@ -90,6 +88,8 @@
     },
     "devDependencies": {
         "@0x/tslint-config": "^3.0.1",
+        "@0x/types": "^2.4.1",
+        "@0x/typescript-typings": "^4.2.4",
         "@babel/core": "^7.5.5",
         "@babel/plugin-syntax-object-rest-spread": "^7.2.0",
         "@babel/preset-env": "^7.5.5",