add copyright

Signed-off-by: MikeBauerCA <35504792+MikeBauerCA@users.noreply.github.com>

Author: MikeBauerCA

COBOL Programming Course #2 - Advanced Topics/Front_Matter.tex

@@ -9,4 +9,11 @@ \section*{
   \Large Version 2.3.0}\label{cobol-programming-course-2}}
 \end{center}
 
+\pagebreak
+\hypertarget{copyright}{%
+\section*{Copyright}{
+  \normalsize COBOL Programming Course is licensed under Creative Commons 
+  Attribution 4.0 International. To view a copy of this license, visit 
+  \href{https://creativecommons.org/licenses/by/4.0}{https://creativecommons.org/licenses/by/4.0}. \\[10pt]
+  Copyright Contributors to the Open Mainframe Project's COBOL Programming Course}\label{copyright}}
 \pagebreak