hg: code-tools/jcstress: Fix XML descriptions to match schema.

[aleksey.shipilev at oracle.com]

Changeset: 08da99c27fa4
Author:    shade
Date:      2013-11-28 13:40 +0400
URL:       http://hg.openjdk.java.net/code-tools/jcstress/rev/08da99c27fa4

Fix XML descriptions to match schema.
Validate test descriptions early during the build.

! tests-custom/pom.xml
! tests-custom/src/main/resources/org/openjdk/jcstress/desc/atomic-integer.xml
! tests-custom/src/main/resources/org/openjdk/jcstress/desc/atomic-long.xml
! tests-generated/pom.xml