fix: ui/package.json & ui/yarn.lock to reduce vulnerabilities (#8328)

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-JS-BRAINTREESANITIZEURL-2339882
- https://snyk.io/vuln/SNYK-JS-MOMENT-2440688

ui/package.json

@@ -22,7 +22,7 @@
  "history": "^4.7.2",
  "js-yaml": "^3.13.1",
  "json-merge-patch": "^0.2.3",
- "moment": "^2.24.0",
+ "moment": "^2.29.2",
  "monaco-editor": "0.20.0",
  "prop-types": "^15.7.2",
  "react": "^16.8.3",
@@ -34,7 +34,7 @@
  "react-router-dom": "^4.2.2",
  "superagent": "^3.8.2",
  "superagent-promise": "^1.1.0",
- "swagger-ui-react": "^3.29.0"
+ "swagger-ui-react": "^4.7.0"
  },
  "devDependencies": {
  "@babel/core": "^7.0.0-0",