build: run edge tests on browserstack

Moves the Edge tests to Browserstack to avoid the recent issues with Saucelabs.

Author: crisbeto

src/cdk/testing/tests/test-main-component.ts

@@ -56,10 +56,12 @@ export class TestMainComponent implements OnDestroy {
 
   onMouseEnter() {
     this._isHovering = true;
+    this._cdr.markForCheck();
   }
 
   onMouseLeave() {
     this._isHovering = false;
+    this._cdr.markForCheck();
   }
 
   constructor(private _cdr: ChangeDetectorRef, private _zone: NgZone) {

test/browser-providers.js

@@ -7,7 +7,7 @@
  *   - `saucelabs`: Launches the browser within Saucelabs
  */
 const browserConfig = {
-  'Edge83':            {unitTest: {target: 'saucelabs'}},
+  'Edge83':            {unitTest: {target: 'browserstack'}},
   'iOS13':             {unitTest: {target: 'saucelabs'}},
   'Safari13':          {unitTest: {target: 'browserstack'}},
 };

test/karma-browsers.json

@@ -19,11 +19,12 @@
     "platformName": "iOS",
     "deviceName": "iPhone XS Simulator"
   },
-  "SAUCELABS_EDGE83": {
-    "base": "SauceLabs",
-    "browserName": "MicrosoftEdge",
-    "browserVersion": "83.0",
-    "platformName": "Windows 10"
+  "BROWSERSTACK_EDGE83": {
+    "base": "BrowserStack",
+    "browser": "Edge",
+    "browser_version": "83.0",
+    "os": "Windows",
+    "os_version": "10"
   },
   "BROWSERSTACK_SAFARI13": {
     "base": "BrowserStack",