FIX: comparison requires default time zone to be +1; removed

src/test/java/caosdb/datetime/DateTimeTest.java

@@ -382,10 +382,6 @@ public class DateTimeTest {
 
     Interval d = (Interval) DateTimeFactory2.valueOf("1-01-01T01:00:00+0200");
     assertEquals("-0001-12-31T23:00:00+0000", d.toDateTimeString(TimeZone.getTimeZone("UTC")));
-    assertEquals(
-        "The default timezone is " + TimeZone.getDefault().toString(),
-        "0001-01-01T00:00:00+0100",
-        d.toDateTimeString(TimeZone.getDefault()));
 
     d = (Interval) DateTimeFactory2.valueOf("-1-12-31T23:30:00+0000");
     assertEquals("-0001-12-31T23:30:00+0000", d.toDateTimeString(TimeZone.getTimeZone("UTC")));