feat(celery): Add task and worker lifecycle metrics#4439

diogosilva30 wants to merge 3 commits intoopen-telemetry:mainopen-telemetry/opentelemetry-python-contrib:mainfrom

diogosilva30:feat/celery-task-and-worker-metricsdiogosilva30/opentelemetry-python-contrib:feat/celery-task-and-worker-metricsCopy head branch name to clipboard