[jdk13u-dev] RFR: 8250636: iso8601_time returns incorrect offset part on MacOS [v2]

[Sergey Nazarkin]

> This backport aligns jdk13 with jdk11/8 siblings. Backport of 8251365 is required after this patch

Sergey Nazarkin has updated the pull request incrementally with one additional commit since the last revision:

  Update os.cpp
  
  Copyright year update

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Changes:
  - all: https://git.openjdk.java.net/jdk13u-dev/pull/51/files
  - new: https://git.openjdk.java.net/jdk13u-dev/pull/51/files/0bf4ad01..f84217b9

Webrevs:
 - full: https://webrevs.openjdk.java.net/?repo=jdk13u-dev&pr=51&range=01
 - incr: https://webrevs.openjdk.java.net/?repo=jdk13u-dev&pr=51&range=00-01

  Stats: 1 line in 1 file changed: 0 ins; 0 del; 1 mod
  Patch: https://git.openjdk.java.net/jdk13u-dev/pull/51.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk13u-dev pull/51/head:pull/51

PR: https://git.openjdk.java.net/jdk13u-dev/pull/51