PRED_commit_edits_2: Suppress warning about unnecessary cast
PRED_commit_edits_2: Suppress warning about unnecessary cast

Eclipse warns about an unnecessary cast, but as mentioned in the
comment in the code, the cast is needed as a workaround for a
JDK bug [1].

Add a suppression.

[1] https://bugs.openjdk.java.net/browse/JDK-8039214

Change-Id: Ie98d39eca661bc58d7e71a5ffa88e1c579e36806

WANdisco/gerrit,WANdisco/gerrit,qtproject/qtqa-gerrit,WANdisco/gerrit,qtproject/qtqa-gerrit,GerritCodeReview/gerrit,GerritCodeReview/gerrit,GerritCodeReview/gerrit,WANdisco/gerrit,qtproject/qtqa-gerrit,qtproject/qtqa-gerrit,WANdisco/gerrit,WANdisco/gerrit,qtproject/qtqa-gerrit,GerritCodeReview/gerrit,WANdisco/gerrit,qtproject/qtqa-gerrit,GerritCodeReview/gerrit,GerritCodeReview/gerrit,GerritCodeReview/gerrit,qtproject/qtqa-gerrit,GerritCodeReview/gerrit