feat: add SHA256 encryption method to inline stream maps

[ben-schulz-mh]

Implements #2818

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📚 Documentation preview 📚: https://meltano-sdk--2819.org.readthedocs.build/en/2819/

[codspeed-hq]

CodSpeed Performance Report

Merging #2819 will not alter performance

_{Comparing ben-schulz-mh:patch-1 (a670818) with main (920d630)}

Summary

✅ 7 untouched benchmarks

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 91.29%. Comparing base (920d630) to head (a670818).
Report is 1 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #2819   +/-   ##
=======================================
  Coverage   91.29%   91.29%           
=======================================
  Files          62       62           
  Lines        5190     5190           
  Branches      669      669           
=======================================
  Hits         4738     4738           
  Misses        319      319           
  Partials      133      133           

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[edgarrmondragon]

Thanks @ben-schulz-mh!

[ben-schulz-mh]

Thanks for your generous help @edgarrmondragon