Include CC-BY-SA 4.0 licensing in README

Added licensing information to README.md

Signed-off-by: Jody Paul <jody@users.noreply.github.com>

Author: jody

README.md

@@ -148,3 +148,5 @@ This program is free software: you can redistribute it and/or modify it under th
 This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License along with this program. If not, see [https://www.gnu.org/licenses/](https://www.gnu.org/licenses/).
+
+This README.md document © 2026 by Dr. Jody Paul is licensed under [CC-BY-SA 4.0](https://creativecommons.org/licenses/by-nc-sa/4.0/)