fix(python): DataFrame write_database not passing down "engine_options" when using ADBC

[skellys]

This is my first contribution to polars! Feedback welcome.

Fixes #18478

It's a simple one line fix that allows things like properly creating temporary tables when using any ADBC driver. The test I added is written for sqlite3, but it also works when using the Postgres ADBC driver.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 79.88%. Comparing base (b2550a0) to head (e70a148).
Report is 31 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main   #18451      +/-   ##
==========================================
+ Coverage   79.86%   79.88%   +0.01%     
==========================================
  Files        1496     1496              
  Lines      200364   200364              
  Branches     2867     2867              
==========================================
+ Hits       160012   160052      +40     
+ Misses      39806    39767      -39     
+ Partials      546      545       -1     

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[alexander-beedie]

Nice, thanks for this - and the test is a particularly good one!
Validates the update nicely; congrats on the first commit ✌️😎

[skellys]

Nice, thanks for this - and the test is a particularly good one! Validates the update nicely; congrats on the first commit ✌️😎

Thanks Alexander for the kind words! More to come.