Revert^4 "Introduce versioned data files to tzdata module." Reverts aosp/3112090. NO_IFTTT=Introducing linter checks. Bug: 319103072 Test: CtsIcuTestCases Test: CtsLibcoreTestCases Test: CtsLibcoreOjTestCases Test: CtsIcu4cTestCases Test: CtsBionicTestCases Test: CtsTextTestCases Test: MtsTimeZoneDataTestCases Change-Id: I8619c71b882dce19c3c4d14b9b5981d9df432bdf