Add ProxyInfoTest to test public APIs

Add cts to test current public APIs and new public
APIs.

Bug: 151110319
Bug: 152617305
Test: atest CtsNetTestCasesLatestSdk:ProxyInfoTest
Change-Id: I3e7d2cb7b4c5e47fc85d418aa8ef504367b3d8db
Merged-In: I451989f7312fb98ec2fa0b7b9ddc856ecf2087be
(cherry picked from commit 0a4d5ecc83d56c2c3f400927a2b8af6e26eb8db8)
1 file changed
tree: 6c1c09dabe6aec639bb810baeabc4545d8ce1b5e
  1. tests/