[BUGFIX] Create the bundle configuration in the correct location (#162)
[BUGFIX] Create the bundle configuration in the correct location (#162)

The configuration file needs to be located in the application root, not
in the project root, moving the configuration file out of the vendor/
folder for cases where phplist4-core is used as a library.

This is a follow-up fix to #158.
phpList/phplist4-core,phpList/phpList