Copyright for opentest4j source package in Oracular

Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0
Upstream-Name: Open Test Alliance for the JVM
Upstream-Source: https://github.com/ota4j-team/opentest4j
Files-Excluded: gradlew*
                gradle/wrapper

Files: *
Copyright: 2015-2019, Marc Philipp
           2015-2018, Sam Brannen
License: Apache-2.0

Files: debian/*
Copyright: 2019-2022, Emmanuel Bourg
           2019-2022, Markus Koschany 
           2021-2022, tony mancill 
License: Apache-2.0

License: Apache-2.0
 On Debian GNU/Linux system you can find the complete text of the
 Apache-2.0 license in '/usr/share/common-licenses/Apache-2.0'