Ignore ZipFileTest#testZipFileWithLotsOfEntries failures with CC on N5.

This test sometimes fails with a
java.util.concurrent.TimeoutException on ART Builbot's
hammerhead concurrent collector configuration:
* libcore.java.util.zip.ZipFileTest#testZipFileWithLotsOfEntries

Disable it while we investigate.

Bug: 26711853
Change-Id: I22d2c1f7ae6fc447045dfa0f7075b10e5b2094ae
1 file changed