[KA14] add cts for keepalive limit test.

Per SDK requirement, OEM is required to support minimum number of
concurrent keepalives. Implement CTS to verify this.

Bug: 129371366
Test: atest android.net.cts
      .ConnectivityManagerTest#testSocketKeepaliveLimit
      --generate-new-metrics 10

Change-Id: I8be89116bed5c4dedb2ca42b6d633aa9e8c6a49a
1 file changed
tree: 7031263b556433ee6184c4173ee44cfa6199ab9e
  1. tests/