Add license to GZIPCompressingInputStreamTest, re #54

Author: safris

src/test/java/org/libj/util/zip/GZIPCompressingInputStreamTest.java

@@ -1,3 +1,19 @@
+/* Copyright (c) 2024 LibJ
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * You should have received a copy of The MIT License (MIT) along with this
+ * program. If not, see <http://opensource.org/licenses/MIT/>.
+ */
+
 package org.libj.util.zip;
 
 import static org.junit.jupiter.api.Assertions.*;