Extend network request to query networks w/o capabilites

Add another bit mask into NetworkCapabilities class that represents
unwanted capabilities and corresponding methods to add and remove them.

Bug: 72828388
Bug: 68762530

Test: runtest -x frameworks/base/tests/net/
Change-Id: Ie291167eb74fdb696c7ee145c8cc46ea8115d6ba
3 files changed