[DO NOT MERGE] Remove vectorset storage key hack on KB creation

[jotare]

Description

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 87.08%. Comparing base (96333d4) to head (ce28fe3).
Report is 4 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #2797      +/-   ##
==========================================
+ Coverage   85.55%   87.08%   +1.52%     
==========================================
  Files         388      388              
  Lines       24553    24562       +9     
==========================================
+ Hits        21006    21389     +383     
+ Misses       3547     3173     -374     

Flag	Coverage Δ
nucliadb	74.78% <ø> (+2.86%)	⬆️
nucliadb-ingest	40.39% <ø> (-0.01%)	⬇️
nucliadb-reader	42.92% <ø> (+<0.01%)	⬆️
nucliadb-search	44.01% <ø> (+<0.01%)	⬆️
nucliadb-standalone	47.59% <ø> (+0.02%)	⬆️
nucliadb-train	45.66% <ø> (+<0.01%)	⬆️
nucliadb-writer	46.11% <ø> (+<0.01%)	⬆️
nucliadb_dataset	55.45% <ø> (ø)
nucliadb_models	85.62% <ø> (ø)
nucliadb_sdk	80.11% <ø> (ø)
nucliadb_sidecar	89.03% <ø> (+1.78%)	⬆️
nucliadb_telemetry	86.56% <ø> (ø)
nucliadb_utils	83.78% <ø> (ø)

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