feat: support reading tables via Unity Catalog provided credentials

[hntd187]

Description

You can read tables via UC provided creds.

Related Issue(s)

Documentation

Temp Creds API

[codecov]

Codecov Report

Attention: Patch coverage is 4.61538% with 124 lines in your changes missing coverage. Please review.

Project coverage is 72.17%. Comparing base (24bbcdb) to head (7f8b2ab).

Files with missing lines	Patch %	Lines
crates/catalog-unity/src/datafusion.rs	0.00%	51 Missing ⚠️
crates/catalog-unity/src/lib.rs	10.63%	41 Missing and 1 partial ⚠️
crates/catalog-unity/src/models.rs	3.22%	30 Missing ⚠️
crates/core/src/table/builder.rs	0.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #3078      +/-   ##
==========================================
- Coverage   72.31%   72.17%   -0.15%     
==========================================
  Files         128      128              
  Lines       41165    41264      +99     
  Branches    41165    41264      +99     
==========================================
+ Hits        29770    29781      +11     
- Misses       9492     9590      +98     
+ Partials     1903     1893      -10     

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