Add Hour_Of_Day Function As An Alias Of Hour

[GabeFernandez310]

Description

Adds support for the hour_of_day function as an alias for the hour function which currently exists in opensearch

Issues Resolved

#722

Check List

• New functionality includes testing.
  • All tests pass, including unit test, integration test and doctest
• New functionality has been documented.
  • New functionality has javadoc added
  • New functionality has user manual doc added
• Commits are signed per the DCO using --signoff

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[codecov-commenter]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 95.90%. Comparing base (dc5578a) to head (0993de1).
⚠️ Report is 818 commits behind head on main.

❌ Your project status has failed because the head coverage (95.90%) is below the target coverage (99.00%). You can increase the head coverage or adjust the target coverage.

Additional details and impacted files

@@             Coverage Diff              @@
##               main    #1226      +/-   ##
============================================
- Coverage     98.34%   95.90%   -2.45%     
- Complexity     3594     3595       +1     
============================================
  Files           344      354      +10     
  Lines          8909     9572     +663     
  Branches        562      681     +119     
============================================
+ Hits           8762     9180     +418     
- Misses          142      334     +192     
- Partials          5       58      +53     

Flag	Coverage Δ
query-workbench	62.76% <ø> (?)
sql-engine	98.35% <100.00%> (+<0.01%)	⬆️

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[dai-chen]

Thanks for the changes!

[penghuo]

Please resolve the conflict.

[penghuo]

BWC Test failed, let's ignore it for now.