Copyright for shiro source package in Focal

Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
Upstream-Name: Apache Shiro
Source: http://shiro.apache.org

Files: *
Copyright: 2004-2015, The Apache Software Foundation
License: Apache-2.0

Files: core/src/main/java/org/apache/shiro/util/StringUtils.java
Copyright: 2005-2009, Glen Smith
           2009, SpringSource Inc.
License: Apache-2.0
Comment:
 The StringUtils class contains methods copied from other projects
 (Spring Framework, OpenCSV). Each method mentions the origin
 in its documentation.

Files: debian/*
Copyright: 2013, Emmanuel Bourg 
License: Apache-2.0

License: Apache-2.0
 On Debian systems, the full text of the Apache-2.0 license
 can be found in the file '/usr/share/common-licenses/Apache-2.0'