Add cal_step status keyword for clean_flicker_noise

[tapastro]

Addresses JP-3639

This PR adds the cal_step keyword for the newly added step clean_flicker_noise.

Tasks

• update or add relevant tests
• update relevant docstrings and / or docs/ page
• Does this PR change any API used downstream? (if not, label with no-changelog-entry-needed)
  • write news fragment(s) in changes/: echo "changed something" > changes/<PR#>.<changetype>.rst (see below for change types)
  • run jwst regression tests with this branch installed ("git+https://github.com/<fork>/stdatamodels@<branch>")

news fragment change types...

• changes/<PR#>.feature.rst: new feature
• changes/<PR#>.bugfix.rst: fixes an issue
• changes/<PR#>.doc.rst: documentation change
• changes/<PR#>.removal.rst: deprecation or removal of public API
• changes/<PR#>.misc.rst: infrastructure or miscellaneous change

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 66.44%. Comparing base (f78fb11) to head (1996b18).
Report is 5 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #328   +/-   ##
=======================================
  Coverage   66.44%   66.44%           
=======================================
  Files         102      102           
  Lines        5439     5439           
=======================================
  Hits         3614     3614           
  Misses       1825     1825           

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[braingram]

Schema change looks good. Would you add a changelog fragment?

[braingram]

Thanks!

[tapastro]

💨 🏁

[melanieclarke]

Thanks @tapastro! I forgot this change would be needed.