Use parquet to speed up dataset building.

[cjohns-scottlogic]

What type of PR is this? (check all applicable)

• Refactor
• Feature
• Bug Fix
• Optimization
• Documentation Update

Description

Use parquet and duckdb to speed up processing.

Related Tickets & Documents

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QA Instructions, Screenshots, Recordings

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Added/updated tests?

We encourage you to keep the code coverage percentage at 80% and above.

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  have not been included
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Codecov Report

Attention: Patch coverage is 96.46018% with 4 lines in your changes missing coverage. Please review.

Project coverage is 82.88%. Comparing base (7cc9562) to head (95f3f4f).
Report is 120 commits behind head on main.

Files with missing lines	Patch %	Lines
digital_land/commands.py	82.35%	3 Missing ⚠️
digital_land/package/datasetparquet.py	98.92%	1 Missing ⚠️

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Additional details and impacted files

@@            Coverage Diff             @@
##             main     #290      +/-   ##
==========================================
+ Coverage   78.02%   82.88%   +4.85%     
==========================================
  Files          76       84       +8     
  Lines        4077     4732     +655     
==========================================
+ Hits         3181     3922     +741     
+ Misses        896      810      -86     

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