Update dependency protractor to v7

Author: renovate[bot]

cucumber-selenium-grid/angularjs/package.json

@@ -24,7 +24,7 @@
     "chai-as-promised": "^7.1.1",
     "cucumber": "^4.2.0",
     "express": "^4.16.3",
-    "protractor": "^5.3.2",
+    "protractor": "^7.0.0",
     "protractor-cucumber-framework": "^5.0.0",
     "protractor-multiple-cucumber-html-reporter-plugin": "^1.7.0",
     "underscore": "^1.9.1"