Removed material styles from being duplicate dev dependency

Author: tonyito

package.json

@@ -92,7 +92,7 @@
   "dependencies": {
     "@material-ui/core": "^4.0.1",
     "@material-ui/icons": "^4.0.1",
-    "@material-ui/styles": "^4.9.0",
+    "@material-ui/styles": "^4.9.6",
     "@types/prettier": "^1.19.0",
     "@types/react": "^16.8.14",
     "@types/react-dom": "^16.8.4",
@@ -129,7 +129,6 @@
   },
   "devDependencies": {
     "@babel/preset-typescript": "^7.3.3",
-    "@material-ui/styles": "^4.9.6",
     "awesome-typescript-loader": "^5.2.1",
     "babel-core": "^6.26.3",
     "babel-eslint": "^8.2.6",