Clean Up NetworkManagementService Tests am: e7c4a3e7b5

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1505233

Change-Id: Ia14b1784f36d54f0ba73d5841afedcf8a55a18f2
tree: 33189f9d50a5da6d74416c8af5e281ffaec8ede7
  1. core/
  2. services/
  3. tests/