Memory leak on js frontend benchmark

[me7]

Description

according to https://github.com/krausest/js-framework-benchmark which have imba version 1.5 implementation at https://github.com/krausest/js-framework-benchmark/blob/master/frameworks/keyed/imba/src/main.imba

I want to update it's benchmark to imba version 2 to submit the updated version

what i found is it's have memory leak, when click "clear row" button on version 1 memory is reduce but v2 memory is same. even clear row code is same with v1 and v2

version 1

version 2

i create repo of v2 here https://github.com/me7/jsbench-imba-v2 for reproduce the bug

Reproduction

https://github.com/me7/jsbench-imba-v2

System Environment

System:
    OS: Windows 11 10.0.22000
    CPU: (8) x64 AMD Ryzen 7 3750H with Radeon Vega Mobile Gfx
    Memory: 15.70 GB / 21.94 GB
  Binaries:
    Node: 20.10.0 - C:\Program Files\nodejs\node.EXE
    Yarn: 1.22.4 - ~\AppData\Roaming\npm\yarn.CMD
    npm: 8.3.0 - C:\Program Files\nodejs\npm.CMD
    pnpm: 9.1.0 - ~\AppData\Local\pnpm\pnpm.CMD
    bun: 1.1.5 - ~\AppData\Roaming\npm\bun.CMD
  Browsers:
    Chrome: 124.0.6367.119
    Edge: Spartan (44.22000.120.0), Chromium (123.0.2420.65)
    Internet Explorer: 11.0.22000.120
  npmPackages:
    imba: * => 2.0.0-alpha.235