Bump @uirouter/angularjs from 1.0.19 to 1.0.20 in /js

Bumps [@uirouter/angularjs](https://github.com/angular-ui/ui-router) from 1.0.19 to 1.0.20.
- [Release notes](https://github.com/angular-ui/ui-router/releases)
- [Changelog](https://github.com/angular-ui/ui-router/blob/master/CHANGELOG.md)
- [Commits](https://github.com/angular-ui/ui-router/compare/1.0.19...1.0.20)

Signed-off-by: dependabot[bot] <support@dependabot.com>

js/package.json

@@ -8,7 +8,7 @@
     "test": "tests"
   },
   "dependencies": {
-    "@uirouter/angularjs": "^1.0.19",
+    "@uirouter/angularjs": "^1.0.20",
     "angular": "^1.7.2",
     "angular-animate": "^1.7.2",
     "angular-file-upload": "^2.5.0",