Support sparsevec in weighted vector search function

[github-actions[bot]]

Benchmarks

metric	old	new	pct change
recall (after create)	0.952	0.952	-
recall (after insert)	0.000	0.000	-
select tps	26694.845	26981.450	+1.07%
select bulk(100) tps	36.678	35.175	-4.10%
select latency (ms)	0.705 ± 1.491𝜎	0.684 ± 1.477𝜎	-2.98%
select bulk(100) latency (ms)	855.498 ± 112.767𝜎	878.168 ± 117.118𝜎	+2.65%
create latency (ms)	391018.657	407151.075	+4.13%
insert tps	441.719	440.408	-0.30%
insert bulk(100) tps	4.753	4.560	-4.05%
insert latency (ms)	71.822 ± 16.181𝜎	72.047 ± 14.955𝜎	+0.31%
insert bulk(100) latency (ms)	6629.397 ± 96.700𝜎	6844.803 ± 257.844𝜎	+3.25%
disk usage (bytes)	8192008192.000	8192008192.000	-

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

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