Nidx binding

[javitonino]

Description

Describe the proposed changes made in this PR.

How was this PR tested?

Describe how you tested this PR.

[codecov]

Codecov Report

Attention: Patch coverage is 54.36893% with 47 lines in your changes missing coverage. Please review.

Project coverage is 85.99%. Comparing base (201f6bd) to head (5fd52c9).
Report is 1 commits behind head on dev.

Files with missing lines	Patch %	Lines
nucliadb/src/nucliadb/common/nidx.py	51.76%	41 Missing ⚠️
nucliadb/src/nucliadb/search/requesters/utils.py	40.00%	3 Missing ⚠️
nucliadb/src/nucliadb/common/cluster/manager.py	33.33%	2 Missing ⚠️
nucliadb/src/nucliadb/ingest/orm/knowledgebox.py	50.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##              dev    #2620      +/-   ##
==========================================
- Coverage   86.10%   85.99%   -0.12%     
==========================================
  Files         377      377              
  Lines       23765    23843      +78     
==========================================
+ Hits        20464    20504      +40     
- Misses       3301     3339      +38     

Flag	Coverage Δ
nucliadb	73.51% <54.36%> (-0.11%)	⬇️
nucliadb-ingest	28.58% <44.66%> (+0.07%)	⬆️
nucliadb-reader	24.63% <44.66%> (+0.08%)	⬆️
nucliadb-search	37.64% <46.60%> (+0.03%)	⬆️
nucliadb-standalone	46.63% <53.39%> (+0.02%)	⬆️
nucliadb-train	44.76% <49.51%> (+0.01%)	⬆️
nucliadb-writer	39.15% <44.66%> (+0.02%)	⬆️
nucliadb_dataset	55.45% <ø> (ø)
nucliadb_models	84.82% <ø> (ø)
nucliadb_sdk	80.11% <ø> (ø)
nucliadb_sidecar	89.03% <ø> (ø)
nucliadb_telemetry	86.55% <ø> (ø)
nucliadb_utils	84.36% <ø> (ø)

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