feat: integrate inverted index into lance index APIs

[BubbleCal]

• support to create inverted index
• support to query with inverted index
• python binding
• push down limit roadmap: #1195

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 41.73765% with 342 lines in your changes missing coverage. Please review.

Project coverage is 78.99%. Comparing base (b45393e) to head (9dbd6b8).

Files	Patch %	Lines
rust/lance/src/io/exec/fts.rs	0.00%	104 Missing :warning:
rust/lance-index/src/scalar/inverted.rs	64.17%	86 Missing and 10 partials :warning:
rust/lance/src/dataset/scanner.rs	28.68%	84 Missing and 8 partials :warning:
rust/lance/src/io/exec/utils.rs	57.14%	0 Missing and 15 partials :warning:
rust/lance-index/src/scalar.rs	33.33%	14 Missing :warning:
rust/lance-index/src/scalar/bitmap.rs	0.00%	8 Missing :warning:
rust/lance/src/index/scalar.rs	30.00%	4 Missing and 3 partials :warning:
rust/lance-index/src/prefilter.rs	33.33%	6 Missing :warning:

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #2577      +/-   ##
==========================================
- Coverage   79.35%   78.99%   -0.36%     
==========================================
  Files         213      215       +2     
  Lines       62521    62904     +383     
  Branches    62521    62904     +383     
==========================================
+ Hits        49614    49693      +79     
- Misses       9996    10302     +306     
+ Partials     2911     2909       -2     

Flag	Coverage Δ
unittests	78.99% <41.73%> (-0.36%)	:arrow_down:

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[BubbleCal]

@westonpace @wjones127 Just moved the fts to a new FtsExec node, and block being with vector search for now