Update setup and license (#51)

* Update setup.cfg with new project url
* Update license

Author: kilicluka

LICENSE

@@ -1,6 +1,6 @@
 MIT License
 
-Copyright (c) 2022 Luka Kilić
+Copyright (C) 2022-, Infobip Ltd. All rights reserved. <support@infobip.com>
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal

setup.cfg

@@ -7,9 +7,9 @@ description = Infobip's channels API package
 long_description = file: README.md
 long_description_content_type = text/markdown
 keywords = infobip, channels, whatsapp, api
-url = https://github.com/kilicluka/infobip-python-whatsapp-client
+url = https://github.com/kilicluka/infobip-python-channels
 project_urls =
-    Bug Tracker = https://github.com/kilicluka/infobip-python-whatsapp-client/issues
+    Bug Tracker = https://github.com/kilicluka/infobip-python-channels/issues
 classifiers =
     Programming Language :: Python :: 3
     License :: OSI Approved :: MIT License