Fixed command name in example-terms-abbrs

example/mu/example-terms-abbrs.tex

@@ -2,7 +2,7 @@
 % and List of Abbreviations
 
 % Example of Dictionary entry
-\newglossary{Overleaf}
+\newglossaryentry{Overleaf}
 {
     name=Overleaf,
     description={is an online service for working with LaTex files.}