fix(hnsw): bump hnswlib to v0.6.2

[OrangeSodahub]

Update the hnswlib (located in include) from https://github.com/nmslib/hnswlib.

[codecov[bot]]

Codecov Report

Merging #185 (81778cc) into main (bb402ae) will not change coverage. The diff coverage is n/a.

@@           Coverage Diff           @@
##             main     #185   +/-   ##
=======================================
  Coverage   81.65%   81.65%           
=======================================
  Files          20       20           
  Lines        1172     1172           
=======================================
  Hits          957      957           
  Misses        215      215           

Flag	Coverage Δ
annlite	81.65% <ø> (ø)

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[numb3r3]

@OrangeSodahub FYI, this PR looks good to me. But I would like to hold it until https://github.com/jina-ai/annlite/pull/186 is merged. This PR is a good example to test the wheel building.