Fix warning in nightly build.

By @SuppressWarnings("unchecked") as even if the type is passed to the
HashSet there is still warning about the list not being generified.

Change-Id: If0aa369425fc59e8f256aa1d8740a0f202684063
Signed-off-by: Alexander Kurtakov <akurtako@redhat.com>
1 file changed