hg: jdk/sandbox: 8228745: sun/security/tools/jarsigner/Warning.java test timeout

[chris.hegarty at oracle.com]

Changeset: 144585063bc8
Author:    weijun
Date:      2019-07-30 11:14 +0800
URL:       https://hg.openjdk.java.net/jdk/sandbox/rev/144585063bc8

8228745: sun/security/tools/jarsigner/Warning.java test timeout
Reviewed-by: xuelei

! test/jdk/ProblemList.txt
! test/lib/jdk/test/lib/process/ProcessTools.java