hg: jdk/jdk11: 8206445: JImageListTest.java failed in Windows

[srinivas.dama at oracle.com]

Changeset: d9b22cbe3e7a
Author:    sdama
Date:      2018-07-23 19:58 +0530
URL:       http://hg.openjdk.java.net/jdk/jdk11/rev/d9b22cbe3e7a

8206445: JImageListTest.java failed in Windows
Summary: Added System.gc() call to address unmapped jimage files
Reviewed-by: alanb

! test/jdk/ProblemList.txt
! test/jdk/tools/jimage/JImageListTest.java