update material-ui to v4.8.0

Author: spoeck

package-lock.json

@@ -2,7 +2,7 @@
 	"name": "create-react-app-typescript-redux",
 	"version": "2.0.0",
 	"dependencies": {
-		"@material-ui/core": "4.7.1",
+		"@material-ui/core": "4.8.0",
 		"@material-ui/icons": "4.5.1",
 		"@material-ui/styles": "4.7.1",
 		"localforage": "1.7.3",
@@ -32,8 +32,8 @@
 	"devDependencies": {
 		"eslint-plugin-react": "7.17.0",
 		"@types/jest": "24.0.23",
-		"@types/node": "12.12.14",
-		"@types/react": "16.9.15",
+		"@types/node": "12.12.18",
+		"@types/react": "16.9.16",
 		"@types/react-dom": "16.9.4",
 		"@types/react-router-dom": "5.1.3",
 		"@types/redux-logger": "3.0.7",