fix(random): correct JSDoc

[mass2527]

I have revised the explanation to correct inaccuracies. I have also included additional details to improve developers' understanding.

[vercel]

@mass2527 is attempting to deploy a commit to the Toss Team on Vercel.

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[codspeed-hq]

CodSpeed Performance Report

Merging #81 will degrade performances by 85.5%

_{Comparing mass2527:fix/random (eaee3df) with main (92c9db0)}

Summary

⚡ 9 improvements
❌ 4 regressions
✅ 73 untouched benchmarks

⚠️ Please fix the performance issues or acknowledge them on CodSpeed.

Benchmarks breakdown

	Benchmark	main	mass2527:fix/random	Change
⚡	lodash/difference	211 µs	57.1 µs	×3.7
⚡	lodash/differenceWith	378.3 µs	223.3 µs	+69.44%
⚡	es-toolkit/intersectionBy	57.3 µs	51.2 µs	+12.02%
⚡	lodash/intersectionBy	437.4 µs	322.1 µs	+35.79%
⚡	lodash/intersectionWith	246.4 µs	92.5 µs	×2.7
⚡	lodash/isNil	190.5 µs	35.7 µs	×5.3
⚡	lodash/pick	258.8 µs	86 µs	×3
⚡	lodash/shuffle	316.3 µs	195.6 µs	+61.75%
❌	lodash/union	76.3 µs	232 µs	-67.11%
⚡	es-toolkit/uniqBy	11 ms	6.8 ms	+61.25%
❌	es-toolkit/xor	57.1 µs	393.8 µs	-85.5%
❌	lodash/xorBy	91.4 µs	378.6 µs	-75.87%
❌	lodash/zip	236.4 µs	387.3 µs	-38.98%

[raon0211]

Thanks!