Widening memcheck suppressions for libjingle_peerconnection_unittest

Make the excluded tests filter match the ones for Dr Memory, since
these tests are probably flaky only due to the same slowdown caused
by memcheck as for Dr Memory.

BUG=4387
TBR=pthatcher@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/46469004

Cr-Commit-Position: refs/heads/master@{#8624}
git-svn-id: http://webrtc.googlecode.com/svn/trunk@8624 4adac7df-926f-26a2-2b94-8c16560cd09d
1 file changed