RFR: 8262110: DST starts from incorrect time in 2038

[Naoto Sato]

Please review the fix to the DST transition bug after the year 2037. The logic had the side effect that it adjusted the dst offset every time the method `getOffsets()` is issued. Only adjust the offset when issued with wall time.

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Commit messages:
 - Set time zone to the formatter.
 - Added eof
 - Added a test case for 8073446
 - 8262110: DST starts from incorrect time in 2038

Changes: https://git.openjdk.java.net/jdk/pull/3165/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jdk&pr=3165&range=00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8262110
  Stats: 75 lines in 2 files changed: 73 ins; 0 del; 2 mod
  Patch: https://git.openjdk.java.net/jdk/pull/3165.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/3165/head:pull/3165

PR: https://git.openjdk.java.net/jdk/pull/3165