Update README.md (#1420)
Update README.md (#1420)

* Update README.md

Update CI badge with Github Action badge.
Update Copyright date.
Update link to legacy files.

* Update README.md

Co-authored-by: Kyle Robbertze <5654cbe3d60e8de8a726d6300843254de49a3a3e@users.noreply.github.com>

Co-authored-by: Kyle Robbertze <5654cbe3d60e8de8a726d6300843254de49a3a3e@users.noreply.github.com>
LibreTime/libretime,LibreTime/libretime,LibreTime/libretime,LibreTime/libretime,LibreTime/libretime,LibreTime/libretime