Update browserstack.json

Author: pushkarbw

client/browserstack.json

@@ -1,7 +1,7 @@
 {
     "auth": {
-        "username": "pushkarkumar_9aSspu",
-        "access_key": "EwmbzdpW3HXzk4VLJCzB"
+        "username": "",
+        "access_key": ""
     },
     "browsers": [
         {
@@ -55,4 +55,4 @@
         "local_config_file": null
     },
     "disable_usage_reporting": false
-}
+}