Use VERSION_CODES.S instead of VERSION_CODES.R + 1

Bug: 170424293
Test: IpSecAlgorithmTest
Change-Id: I4662b0d43c476b744536a41000d578e8b69286ef
1 file changed
tree: 0dfe837d3aca34acdfbe5487a09705736c628020
  1. core/
  2. services/