Copyright for rust-option-ext source package in Noble

Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
Upstream-Name: option-ext
Upstream-Contact: Simon Ochsenreither 
Source: https://github.com/soc/option-ext.git

Files: *
Copyright: 2022-2023 Simon Ochsenreither 
License: MPL-2.0

Files: debian/*
Copyright:
 2023 Debian Rust Maintainers 
 2023 Alexander Kjäll 
License: MPL-2.0

License: MPL-2.0
 Debian systems provide the MPL 2.0 in /usr/share/common-licenses/MPL-2.0