Fix FileSnapshotTest.testNewFileNoWait() to match its javadoc

testNewFileNoWait() was identical to testNewFileWithWait() but claims it
doesn't wait at all. Hence remove the waits.

Change-Id: I49b8ca5cb49a43c55fe61870c18c42f32fb4b74d
Signed-off-by: Matthias Sohn <matthias.sohn@sap.com>

org.eclipse.jgit.test/tst/org/eclipse/jgit/internal/storage/file/FileSnapshotTest.java

@@ -124,9 +124,7 @@ public class FileSnapshotTest {
 	@Test
 	public void testNewFileNoWait() throws Exception {
 		File f1 = createFile("newfile");
-		waitNextSec(f1);
 		FileSnapshot save = FileSnapshot.save(f1);
-		Thread.sleep(1500);
 		assertTrue(save.isModified(f1));
 	}