Update to match latest CESR 1.1 changes in KERIpy.

[pfeairheller]

This PR catches KERIA up to the latest CESR 1.1 related changes pushed to KERIpy. This includes changing all references to Serder to SerderKERI and Creder to SerderACDC as well as updates to test to account for the increased finicky nature of the Serder**** classes (pedantic field and SAID checking).

All unit test pass but these changes have not been vetted against current Signify clients. That's next.

[codecov]

Codecov Report

Attention: 5 lines in your changes are missing coverage. Please review.

Comparison is base (453ef52) 91.28% compared to head (ec64fb8) 91.25%.
Report is 5 commits behind head on development.

Files	Patch %	Lines
src/keria/core/longrunning.py	25.00%	3 Missing ⚠️
src/keria/app/aiding.py	90.00%	1 Missing ⚠️
src/keria/app/credentialing.py	95.83%	1 Missing ⚠️

Additional details and impacted files

@@               Coverage Diff               @@
##           development     #139      +/-   ##
===============================================
- Coverage        91.28%   91.25%   -0.04%     
===============================================
  Files               35       35              
  Lines             6002     6012      +10     
===============================================
+ Hits              5479     5486       +7     
- Misses             523      526       +3     

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