fix: samples/universal-material-ui/package.json to reduce vulnerabili…

…ties

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-JS-AMMO-548920
- https://snyk.io/vuln/SNYK-JS-ANSIREGEX-1583908
- https://snyk.io/vuln/SNYK-JS-HAPI-548911
- https://snyk.io/vuln/SNYK-JS-NODEFETCH-2342118
- https://snyk.io/vuln/SNYK-JS-NODEFETCH-674311
- https://snyk.io/vuln/SNYK-JS-SUBTEXT-467257
- https://snyk.io/vuln/SNYK-JS-SUBTEXT-548913
- https://snyk.io/vuln/SNYK-JS-SUBTEXT-548915

samples/universal-material-ui/package.json

@@ -39,10 +39,10 @@
     "electrode-confippet": "^1.0.0",
     "electrode-react-webapp": "../../packages/electrode-react-webapp",
     "electrode-router-resolver-engine": "^1.0.0",
-    "electrode-server": "^1.0.0",
-    "electrode-static-paths": "^1.0.0",
+    "electrode-server": "^3.0.0",
+    "electrode-static-paths": "^2.0.2",
     "lodash": "^4.10.1",
-    "material-ui": "^0.16.4",
+    "material-ui": "^0.20.2",
     "react": "^16.0.0",
     "react-dom": "^16.0.0",
     "react-tap-event-plugin": "^2.0.0",