Copyright for ruby-cheffish source package in Focal

Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
Upstream-Name: cheffish
Source: https://github.com/chef/cheffish

Files: *
Copyright: 2012 Opscode, Inc.
License: Apache-2.0

Files: debian/*
Copyright: 2016 Lucas Kanashiro 
License: Apache-2.0
Comment: the Debian packaging is licensed under the same terms as the original package.

License: Apache-2.0
 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://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.
 .
 On Debian systems, the complete text of the Apache License, Version
 2.0 can be found in `/usr/share/common-licenses/Apache-2.0'.