Address comments on dumpsys network_stack version

Track a set of versions instead of just the latest seen version, and
print versions in the standard dumpsys network_stack as well.

Also add version tracking for the netd aidl interface.

Test: Flashed, dumpsys network_stack and dumpsys network_stack version
Bug: 133124190
Change-Id: I9bf21b10b02f605ef7b85aceb808a5437d936f85