hg: jdk/submit: 8233048: WeekFields.ISO is not a singleton

[naoto.sato at oracle.com]

Changeset: b0a24ee540a3
Author:    naoto
Date:      2020-07-31 09:09 -0700
URL:       https://hg.openjdk.java.net/jdk/submit/rev/b0a24ee540a3

8233048: WeekFields.ISO is not a singleton
Reviewed-by: joehw, rriggs, scolebourne

! src/java.base/share/classes/java/time/temporal/WeekFields.java
! test/jdk/java/time/test/java/time/temporal/TestIsoWeekFields.java