git: openjdk/jdk: 8320786: Remove ThreadGroup.stop

[Alan Bateman]

Changeset: 86623aa4
Author:    Alan Bateman <alanb at openjdk.org>
Date:      2023-12-08 08:04:38 +0000
URL:       https://git.openjdk.org/jdk/commit/86623aa41d09212e4bd366d620d1df9fd16acf93

8320786: Remove ThreadGroup.stop

Reviewed-by: rriggs, dholmes, jpai

! src/java.base/share/classes/java/lang/ThreadGroup.java
! test/jdk/java/lang/ThreadGroup/BasicTests.java