added the old owner back to the license file

[Shinigami92]

• Check the commit's or even all commits' message styles matches our requested structure.
• Check your code additions will fail neither code linting checks nor unit test.

Short description of what this resolves:

You can list several copyrights in the license file in chronological order

Example: https://github.com/salsita/node-pg-migrate/blob/master/LICENSE

Proposed changes:

• added the old owner back to the license file