GitDateFormatterTest: Remove printlns

Left overs from https://review.gerrithub.io/c/eclipse-jgit/jgit/+/204984

Change-Id: I169ce2a008ca70267323fa4fb0f1e54981f1ec33
diff --git a/org.eclipse.jgit.test/tst/org/eclipse/jgit/util/GitDateFormatterTest.java b/org.eclipse.jgit.test/tst/org/eclipse/jgit/util/GitDateFormatterTest.java
index 6a531fe..7ef386f 100644
--- a/org.eclipse.jgit.test/tst/org/eclipse/jgit/util/GitDateFormatterTest.java
+++ b/org.eclipse.jgit.test/tst/org/eclipse/jgit/util/GitDateFormatterTest.java
@@ -89,7 +89,6 @@
 	@Test
 	public void LOCALE() {
 		String date = new GitDateFormatter(Format.LOCALE).formatDate(ident);
-		System.out.println(date);
 		assertTrue("Sep 20, 2011 7:09:25 PM -0400".equals(date)
 				|| "Sep 20, 2011, 7:09:25 PM -0400".equals(date) // JDK-8206961
 				|| "Sep 20, 2011, 7:09:25\u202FPM -0400".equals(date)); // JDK-8304925
@@ -99,7 +98,6 @@
 	public void LOCALELOCAL() {
 		String date = new GitDateFormatter(Format.LOCALELOCAL)
 				.formatDate(ident);
-		System.out.println(date);
 		assertTrue("Sep 20, 2011 7:39:25 PM".equals(date)
 				|| "Sep 20, 2011, 7:39:25 PM".equals(date) // JDK-8206961
 				|| "Sep 20, 2011, 7:39:25\u202FPM".equals(date)); // JDK-8304925