[v3-0-test] TaskSDK: Make secrets masking work when conns are loaded from secrets backends (#54574)#54605

ashb wants to merge 2 commits intov3-0-testapache/airflow:v3-0-testfrom

backport-1f4c55c-v3-0-testapache/airflow:backport-1f4c55c-v3-0-testCopy head branch name to clipboard