bug: which-key opens blank spelling selection popup when giving z= a count

[0xAdk]

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• [X] I have read all the which-key.nvim docs
• [X] I have updated the plugin to the latest version before submitting this issue
• [X] I have searched the existing issues of which-key.nvim
• [X] I have searched the existing issues of plugins related to this issue

Neovim version (nvim -v)

NVIM v0.11.0-dev+e7859d2

Operating system/version

NixOs

Describe the bug

when attempting to auto select a spell correction with 1z= which-key opens a blank selection menu

Steps To Reproduce

1. nvim -u repo.lua
2. type "asdf"
3. 1z=

Expected Behavior

it auto selects "acids"

Health

No response

Log

No response

Repro

vim.env.LAZY_STDPATH = ".repro"
load(vim.fn.system("curl -s https://raw.githubusercontent.com/folke/lazy.nvim/main/bootstrap.lua"))()

require("lazy.minit").repro({
  spec = {
    { "folke/which-key.nvim", opts = {} },
    -- add any other plugins here
  },
})