Remove duplicate prod build

Author: bfcoder

bfcoder-github-com/package.json

@@ -12,7 +12,6 @@
   },
   "scripts": {
     "build": "ember build --environment=production",
-    "build-prod": "ember build --environment production",
     "lint": "npm-run-all --aggregate-output --continue-on-error --parallel lint:*",
     "lint:hbs": "ember-template-lint .",
     "lint:js": "eslint .",