Add package 'auto-round' into the RHAI pipeline onboarding collection.

The package builds successfully via the AIPCC self-service pipeline and has a compatible license for redistribution.

Summary

License: Apache 2.0
Redistribution Compatible: YES
Reason: Apache-2.0 is OSI-approved, FSF Libre, and a permissive license that allows building and redistributing wheels with no copyleft restrictions.