[BUGFIX] Ensure datetime.time can be serialized to JSON

[wookasz]

Adds datetime.time handling to the serialization code in utils. datetime.time is now serializable, and serialization is performed by converting it to its ISO format string.

• Description of PR changes above includes a link to an existing GitHub issue
• PR title is prefixed with one of: [BUGFIX], [FEATURE], [DOCS], [MAINTENANCE], [CONTRIB]
• Code is linted - run invoke lint (uses ruff format + ruff check)
• Appropriate tests and docs have been updated

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 80.70%. Comparing base (5e11e7c) to head (ef8ca91).

✅ All tests successful. No failed tests found.

Additional details and impacted files

@@           Coverage Diff            @@
##           develop   #10795   +/-   ##
========================================
  Coverage    80.70%   80.70%           
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  Files          464      464           
  Lines        40371    40371           
========================================
  Hits         32581    32581           
  Misses        7790     7790           

Flag	Coverage Δ
3.10	69.98% <100.00%> (+<0.01%)	⬆️
3.10 athena or openpyxl or pyarrow or project or sqlite or aws_creds	?
3.10 aws_deps	?
3.10 big	?
3.10 clickhouse	?
3.10 mssql	?
3.10 mysql	?
3.10 postgresql	?
3.10 spark_connect	?
3.11	69.98% <100.00%> (ø)
3.11 aws_deps	?
3.11 big	?
3.11 clickhouse	?
3.11 filesystem	?
3.11 mssql	?
3.11 mysql	?
3.11 postgresql	?
3.11 spark_connect	?
3.12	69.98% <100.00%> (+<0.01%)	⬆️
3.12 athena or openpyxl or pyarrow or project or sqlite or aws_creds	56.41% <100.00%> (ø)
3.12 aws_deps	46.22% <50.00%> (ø)
3.12 big	54.75% <100.00%> (ø)
3.12 bigquery	48.51% <50.00%> (ø)
3.12 databricks	50.28% <50.00%> (+<0.01%)	⬆️
3.12 filesystem	62.68% <100.00%> (ø)
3.12 mssql	51.28% <50.00%> (ø)
3.12 mysql	51.69% <50.00%> (ø)
3.12 postgresql	54.42% <100.00%> (ø)
3.12 snowflake	51.10% <50.00%> (ø)
3.12 spark	57.69% <50.00%> (ø)
3.12 spark_connect	46.51% <50.00%> (ø)
3.12 trino	52.25% <100.00%> (ø)
3.9	70.01% <100.00%> (+<0.01%)	⬆️
3.9 athena or openpyxl or pyarrow or project or sqlite or aws_creds	56.41% <100.00%> (ø)
3.9 aws_deps	46.24% <50.00%> (ø)
3.9 big	54.77% <100.00%> (ø)
3.9 bigquery	48.50% <50.00%> (ø)
3.9 clickhouse	43.12% <0.00%> (ø)
3.9 databricks	50.28% <50.00%> (ø)
3.9 filesystem	62.68% <100.00%> (ø)
3.9 mssql	51.26% <50.00%> (ø)
3.9 mysql	51.67% <50.00%> (ø)
3.9 postgresql	54.40% <100.00%> (ø)
3.9 snowflake	51.10% <50.00%> (ø)
3.9 spark	57.66% <50.00%> (ø)
3.9 spark_connect	46.52% <50.00%> (ø)
3.9 trino	52.23% <100.00%> (ø)
cloud	0.00% <0.00%> (ø)
docs-basic	54.07% <100.00%> (ø)
docs-creds-needed	52.95% <100.00%> (ø)
docs-spark	52.44% <100.00%> (ø)

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