Move Traces into airflow_shared library

[amoghrajesh]

Body

Traces: https://github.com/apache/airflow/tree/main/airflow-core/src/airflow/traces

Committer

• I acknowledge that I am a maintainer/committer of the Apache Airflow project.

[KoviAnusha]

Can I work on this item, as no one is assigned yet?

[potiuk]

this is being worked on in #56187

[xBis7]

@potiuk @amoghrajesh Can you assign this to me?