chore: aurora maintainership cutover

[nsprenkle]

1. Adds catalog-info.yml with maintainership information.
2. Updates upgrade-python-requirements.yml to alert team Aurora.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 94.81%. Comparing base (7cde863) to head (ec2a8ab).
Report is 3 commits behind head on master.

Additional details and impacted files

@@           Coverage Diff           @@
##           master     #587   +/-   ##
=======================================
  Coverage   94.81%   94.81%           
=======================================
  Files          33       33           
  Lines        3315     3315           
  Branches      127      127           
=======================================
  Hits         3143     3143           
  Misses        154      154           
  Partials       18       18           

Flag	Coverage Δ
unittests	94.81% <ø> (ø)

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