chore: Upgrade Karma Safari launcher

This newer launcher is based on WebDriver and seems to work better with GitHub Actions.

Change-Id: I8ea0ff5cd1c975179ffe99c04a9c99601815855f

package.json

@@ -12,6 +12,7 @@
   ],
   "devDependencies": {
     "@chiragrupani/karma-chromium-edge-launcher": "^2.1.0",
+    "@onslip/karma-safari-launcher": "^1.0.1",
     "@teppeis/clutz": "^1.0.29-4c95e12.v20190929",
     "awesomplete": "^1.1.4",
     "babel-core": "^6.26.3",
@@ -44,7 +45,6 @@
     "karma-jasmine": "^3.3.1",
     "karma-jasmine-ajax": "^0.1.13",
     "karma-opera-launcher": "^1.0.0",
-    "karma-safari-launcher": "^1.0.0",
     "karma-sourcemap-loader": "^0.3.7",
     "karma-spec-reporter": "0.0.32",
     "karma-webdriver-launcher": "^1.0.8",