OTEL provider for Airflow release 1.0.3

• fixes the issue #8
• README updates

OTEL provider for Airflow release 1.0.2

• fixed the setup.py to have the correct provider version (1.0.2)

OTEL provider for Airflow release 1.0.1

• Version 1.0.1 addresses the span having incorrect parent span id (missing parent) when generating spans for task instances. This applies to a specific version of airflow (2.10.0)

OTEL provider for Airflow release 1.0.0

Initial release, which covers the following:

• OTEL hook for creating trace, metrics, and logs within the DAG file, emitting telemetry data in OTEL format
• event listener to instrument DAG runs and task instances

Hooks and event listener will be enabled depending on Airflow version compatible (having OTEL tracing), and also for older version of Airflow that does not.