use app-exp in the build:deps script

Author: Feiyang1

packages-exp/auth-exp/package.json

@@ -15,7 +15,7 @@
     "lint": "eslint -c .eslintrc.js '**/*.ts' --ignore-path '../../.gitignore'",
     "lint:fix": "eslint --fix -c .eslintrc.js '**/*.ts' --ignore-path '../../.gitignore'",
     "build": "rollup -c",
-    "build:deps": "lerna run --scope @firebase/'{app,auth-exp}' --include-dependencies build",
+    "build:deps": "lerna run --scope @firebase/'{app-exp,auth-exp}' --include-dependencies build",
     "dev": "rollup -c -w",
     "test": "yarn type-check && run-p lint test:browser",
     "test:browser": "karma start --single-run",