Fixed wrong formatting of header in SingleTest.java.

Author: Klemen Kresnik

src/test/java/rx/SingleTest.java

@@ -1,11 +1,11 @@
 /**
  * Copyright 2015 Netflix, Inc.
- * <p/>
+ *
  * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in
  * compliance with the License. You may obtain a copy of the License at
- * <p/>
+ *
  * http://www.apache.org/licenses/LICENSE-2.0
- * <p/>
+ *
  * Unless required by applicable law or agreed to in writing, software distributed under the License is
  * distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See
  * the License for the specific language governing permissions and limitations under the License.