Remove unnecessary semicolon

Change-Id: I3677ecb106ade209e756cec2c6f4232a416bfb44
Signed-off-by: Matthias Sohn <matthias.sohn@sap.com>

org.eclipse.jgit.test/tst/org/eclipse/jgit/transport/UploadPackTest.java

@@ -809,5 +809,5 @@ public class UploadPackTest {
 		public Map<String, Ref> filter(Map<String, Ref> refs) {
 			return new HashMap<>();
 		}
-	};
+	}
 }