feat: Add Redshift as a shallow query engine

[ferenc-csaky]

Adds Redshift query dialect support. This builds on top of the SparkSQL changes, and for starters it uses Calcite's RedshiftSqlDialect as is.

[codecov]

Codecov Report

❌ Patch coverage is 23.52941% with 13 lines in your changes missing coverage. Please review.
✅ Project coverage is 18.28%. Comparing base (e193fc2) to head (5f128a5).
✅ All tests successful. No failed tests found.

Files with missing lines	Patch %	Lines
...qrl/engine/database/relational/RedshiftEngine.java	0.00%	6 Missing ⚠️
.../database/relational/RedshiftStatementFactory.java	0.00%	4 Missing ⚠️
...ine/database/relational/RedshiftEngineFactory.java	0.00%	3 Missing ⚠️

Additional details and impacted files

@@                   Coverage Diff                    @@
##             feat/sparksql-dialect    #2242   +/-   ##
========================================================
  Coverage                    18.28%   18.28%           
- Complexity                    1139     1140    +1     
========================================================
  Files                          619      623    +4     
  Lines                        17903    17919   +16     
  Branches                      2177     2177           
========================================================
+ Hits                          3273     3276    +3     
- Misses                       14307    14320   +13     
  Partials                       323      323           

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