Bump metro@0.24.7

Summary: Releasing a new version of metro with an executable CLI

Reviewed By: davidaurelio

Differential Revision: D6808207

fbshipit-source-id: 68f6522924ea8ad7b6f9aaa3e952ebcf23d2cf8b

package.json

@@ -174,8 +174,8 @@
     "graceful-fs": "^4.1.3",
     "inquirer": "^3.0.6",
     "lodash": "^4.16.6",
-    "metro": "^0.24.6",
+    "metro": "^0.24.7",
-    "metro-core": "^0.24.6",
+    "metro-core": "^0.24.7",
     "mime": "^1.3.4",
     "minimist": "^1.2.0",
     "mkdirp": "^0.5.1",