feat: SQL implementation of the EDR index store

[wolf4ood]

What this PR changes/adds

SQL implementation of the EDR index store

Why it does that

Persistent Postgres/SQL variant of the EDR index store.

Linked Issue(s)

Closes #3972

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[codecov-commenter]

Codecov Report

Attention: Patch coverage is 92.50000% with 9 lines in your changes are missing coverage. Please review.

Project coverage is 73.82%. Comparing base (7f20ba5) to head (a5b8c44).
Report is 156 commits behind head on main.

Files	Patch %	Lines
...re/sql/edr/SqlEndpointDataReferenceEntryIndex.java	88.40%	7 Missing and 1 partial ⚠️
...r/SqlEndpointDataReferenceEntryIndexExtension.java	85.71%	0 Missing and 1 partial ⚠️

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Additional details and impacted files

@@            Coverage Diff             @@
##             main    #4025      +/-   ##
==========================================
+ Coverage   71.74%   73.82%   +2.08%     
==========================================
  Files         919      991      +72     
  Lines       18457    20085    +1628     
  Branches     1037     1123      +86     
==========================================
+ Hits        13242    14828    +1586     
- Misses       4756     4780      +24     
- Partials      459      477      +18     

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