RFR: 8327486: java/util/Properties/PropertiesStoreTest.java fails "Text 'xxx' could not be parsed at index 20" after 8174269 [v3]

[SendaoYan]

> Date.toString() uses Locale.US explicitly for printing the time zone, so replace Locale.ROOT to Locale.US in this testcase for fix the test failure.
> 
> This testcase fixed has been verified.
> 
> Only change the testcase, risk is low.

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

  update the Locale.US code comment
  
  Signed-off-by: sendaoYan <yansendao.ysd at alibaba-inc.com>

-------------

Changes:
  - all: https://git.openjdk.org/jdk/pull/18155/files
  - new: https://git.openjdk.org/jdk/pull/18155/files/6827b2be..14751490

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=18155&range=02
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=18155&range=01-02

  Stats: 2 lines in 1 file changed: 2 ins; 0 del; 0 mod
  Patch: https://git.openjdk.org/jdk/pull/18155.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/18155/head:pull/18155

PR: https://git.openjdk.org/jdk/pull/18155