Fix/karma sauce errors (#3717)

* [Updated] karma sauce launcher which should fix suace tests that are no longer showing as passed and rather completed

* [Updated] karma config to follow es-lint rules of axios

* [Updated] karma version to latest

* [Added] propper browsers when testing local

package.json

@@ -46,7 +46,7 @@
     "grunt-webpack": "^4.0.2",
     "istanbul-instrumenter-loader": "^1.0.0",
     "jasmine-core": "^2.4.1",
-    "karma": "^5.2.3",
+    "karma": "^6.3.2",
     "karma-chrome-launcher": "^3.1.0",
     "karma-firefox-launcher": "^2.1.0",
     "karma-jasmine": "^1.1.1",