Fixed some comments
Fixed some comments

Signed-off-by: Xavier Lau <60ec94ce174273493db7603ef127d697156320c9@gmail.com>

COMP4711-Assignment-Team7/COMP4711_Assignment_Backend,COMP4711-Assignment-Team7/COMP4711_Assignment_FrontEnd,COMP4711-Assignment-Team7/COMP4711_Assignment_FrontEnd,COMP4711-Assignment-Team7/COMP4711_Assignment,COMP4711-Assignment-Team7/COMP4711_Assignment,COMP4711-Assignment-Team7/COMP4711_Assignment_Backend