[v3-3-test] Fix deadline serialization, repr, and prune edge cases (#70421) - #71726

[v3-3-test] Fix deadline serialization, repr, and prune edge cases (#70421)#71726

potiuk merged 1 commit into

v3-3-testapache/airflow:v3-3-testfrom

backport-f03b3bb-v3-3-testapache/airflow:backport-f03b3bb-v3-3-testCopy head branch name to clipboard