chore(package): update karma-sauce-launcher to version 1.2.0

Author: greenkeeper[bot]

package.json

@@ -38,7 +38,7 @@
     "karma-mocha": "1.3.0",
     "karma-phantomjs-launcher": "1.0.4",
     "karma-remap-coverage": "0.1.4",
-    "karma-sauce-launcher": "1.1.0",
+    "karma-sauce-launcher": "1.2.0",
     "karma-sourcemap-loader": "0.3.7",
     "karma-webpack": "2.0.4",
     "mocha": "3.5.0",