[COST-4750] Fix regression caused by bad cast in trino

[myersCody]

Jira Ticket

COST-4750

Description

This change will fix the regression I caused with a bad cast option in trino.

Testing

SELECT cast(coalesce(NULL, CAST('{}' AS JSON)) as map(varchar, varchar));

versus

SELECT cast(coalesce(NULL, cast(map(array[], array[]) as json)) as map(varchar, varchar));

Notes

...

[codecov]

Codecov Report

Merging #4977 (86db6de) into main (9a88d07) will decrease coverage by 0.0%.
The diff coverage is n/a.

Additional details and impacted files

@@           Coverage Diff           @@
##            main   #4977     +/-   ##
=======================================
- Coverage   94.1%   94.1%   -0.0%     
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  Files        375     375             
  Lines      31170   31170             
  Branches    3704    3704             
=======================================
- Hits       29327   29324      -3     
- Misses      1176    1179      +3     
  Partials     667     667