Copyright for chemicaltagger source package in Oracular

Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
Upstream-Name: ChemicalTagger
Upstream-Contact: https://github.com/BlueObelisk/chemicaltagger/issues
Source: https://github.com/BlueObelisk/chemicaltagger

Files: *
Copyright: 2012, Lezan Hawizy, David M. Jessop, Daniel Lowe and Peter Murray-Rust
License: Apache-2.0

Files: debian/*
Copyright: 2022, Andrius Merkys 
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'