Add package 'speculators' 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 a permissive, OSI-approved, and FSF Libre license that allows free redistribution, including building and distributing binary wheels.