fix(@angular/cli): update dependency to remove install warning

Related to angular#3889

Author: Brocco

packages/@angular/cli/blueprints/ng2/files/package.json

@@ -37,7 +37,7 @@
     "karma-chrome-launcher": "^2.0.0",
     "karma-cli": "^1.0.1",
     "karma-jasmine": "^1.0.2",
-    "karma-remap-istanbul": "^0.2.1",
+    "karma-remap-istanbul": "^0.6.0",
     "protractor": "~5.1.0",
     "ts-node": "1.2.1",
     "tslint": "^4.3.0",