Wrong algorithm when contructing SHA512 layer

[jonesbusy]

Description

Wrong algorithm when contructing SHA512 layer

Testing done

CI

Submitter checklist

• I have read and understood the CONTRIBUTING guide
• I have run mvn license:update-file-header, mvn spotless:apply, pre-commit run -a, mvn clean install before opening the PR

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 84.77%. Comparing base (0460671) to head (7a19745).
Report is 2 commits behind head on main.

Additional details and impacted files

@@             Coverage Diff              @@
##               main     #204      +/-   ##
============================================
+ Coverage     84.74%   84.77%   +0.02%     
- Complexity      406      408       +2     
============================================
  Files            33       33              
  Lines          1377     1379       +2     
  Branches        148      148              
============================================
+ Hits           1167     1169       +2     
  Misses          141      141              
  Partials         69       69              

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