Add AESAVS

[mborland]

Contains CAVS 11 and CAVS 20 test vectors for AES128 ECB mode

Closes: #127
Closes: #122
Closes: #130

[codecov]

Codecov Report

Attention: Patch coverage is 99.17355% with 1 line in your changes missing coverage. Please review.

Project coverage is 99.90%. Comparing base (4c4a248) to head (1c52b4e).
Report is 16 commits behind head on develop.

Files with missing lines	Patch %	Lines
test/test_nist_cavs_detail.hpp	98.90%	1 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff             @@
##           develop     #137      +/-   ##
===========================================
- Coverage    99.91%   99.90%   -0.02%     
===========================================
  Files          101      104       +3     
  Lines         4886     5007     +121     
  Branches       611      633      +22     
===========================================
+ Hits          4882     5002     +120     
- Misses           4        5       +1     

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[mborland]

The missing line is the IV member which will be covered in further modes of operation.