update to new location

Author: michield

PEOPLE

@@ -6,7 +6,7 @@ There are many people contributing to phpList. This is an attempt to list them,
 Code contributors:
 
 For phpList version 3 and before, the contributors are listed at
-https://github.com/michield/phplist/graphs/contributors
+https://github.com/phpList/phplist3/graphs/contributors
 
 For the phpList4 OO (Object Oriented) rewrite the contributors are listed at
 https://github.com/phpList/phpList/graphs/contributors