Feat: Change Packaging and dependency management

[abhinand-c]

Instead of using requirements.txt to pin dependencies and using setup.py to build packages, I suggest we could utilise tools like Poetry to lock dependencies and build packages, similar to what's implemented in GraphQL Core.

[arunsureshkumar]

Instead of using requirements.txt to pin dependencies and using setup.py to build packages, I suggest we could utilise tools like Poetry to lock dependencies and build packages, similar to what's implemented in GraphQL Core.

Please work on this!