Update Common-Lisp (#608)

* Added a function call and ~& to start a new line before printing "Hello World"

* Don't print initial newline

Co-authored-by: Richie Bendall <richiebendall@gmail.com>

c/common-lisp.lisp

@@ -2,3 +2,5 @@
 
 (defun hello-world ()
   (format t "Hello World~%"))
+
+(hello-world)