[Test] Add ECC Certificates to various tests

[romanett]

Proposed changes

• Test CRLs with every Certificate type
• Test GDS Pull with every Certificate type
• Test GDS Push with every Certificate type

Related Issues

• Fixes #

Types of changes

• Bugfix (non-breaking change which fixes an issue)
• Enhancement (non-breaking change which adds functionality)
• Test enhancement (non-breaking change to increase test coverage)
• Breaking change (fix or feature that would cause existing functionality to not work as expected, requires version increase of Nuget packages)
• Documentation Update (if none of the other choices apply)

Checklist

• I have read the CONTRIBUTING doc.
• I have signed the CLA.
• I ran tests locally with my changes, all passed.
• I fixed all failing tests in the CI pipelines.
• I fixed all introduced issues with CodeQL and LGTM.
• I have added tests that prove my fix is effective or that my feature works and increased code coverage.
• I have added necessary documentation (if appropriate).
• Any dependent changes have been merged and published in downstream modules.

Further comments

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 55.57%. Comparing base (f7815c8) to head (fd7f9c3).
Report is 2 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #2961      +/-   ##
==========================================
+ Coverage   55.40%   55.57%   +0.17%     
==========================================
  Files         352      352              
  Lines       67859    67857       -2     
  Branches    13908    13905       -3     
==========================================
+ Hits        37598    37714     +116     
+ Misses      26136    26045      -91     
+ Partials     4125     4098      -27     

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