Upgrade patternfly dependencies to 2020.08 release versions (#92)

* Upgrade patternfly dependencies to 2020.08 release versions

* Run npm audit fix

Author: mturley

package-lock.json

@@ -72,9 +72,9 @@
     "webpack-merge": "^4.1.4"
   },
   "dependencies": {
-    "@patternfly/react-core": "^4.18.1",
-    "@patternfly/react-icons": "^4.3.2",
-    "@patternfly/react-styles": "^4.3.2",
+    "@patternfly/react-core": "^4.23.1",
+    "@patternfly/react-icons": "^4.4.2",
+    "@patternfly/react-styles": "^4.4.2",
     "express": "^4.17.1",
     "react": "^16.13.1",
     "react-dom": "^16.13.1",