Packages: added Java trademark notice to corresponding packages.

pkg/rpm/rpmbuild/SOURCES/COPYRIGHT.unit-jsc8

@@ -0,0 +1,25 @@
+
+   NGINX Unit.
+
+   Copyright 2017-2019 NGINX, Inc.
+   Copyright 2017-2019 Igor Sysoev
+   Copyright 2017-2019 Valentin V. Bartenev
+   Copyright 2017-2019 Max Romanov
+   Copyright 2018-2019 Alexander Borisov
+
+   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
+
+       http://www.apache.org/licenses/LICENSE-2.0
+
+   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.
+
+   The unit-jsc8 package provides Java servlet container module
+   for NGINX Unit.
+
+   Java is a registered trademark of Oracle and/or its affiliates.