:Lazy update <plugin> causes an error

[musjj]

Describe the bug
Trying to update a specific plugin will cause this error:

Error executing luv callback:
vim/_editor.lua:478: E5560: nvim_err_writeln must not be called in a lua loop callback
stack traceback:
        [C]: in function 'nvim_err_writeln'
        vim/_editor.lua:478: in function 'notify'
        ...ta/Local/nvim-data/lazy/lazy.nvim/lua/lazy/core/util.lua:183: in function 'notify'
        ...ta/Local/nvim-data/lazy/lazy.nvim/lua/lazy/core/util.lua:197: in function 'error'
        ...ocal\nvim-data\lazy\lazy.nvim/lua/lazy/manage/runner.lua:50: in function '_resume'
        ...ocal\nvim-data\lazy\lazy.nvim/lua/lazy/manage/runner.lua:63: in function 'resume'
        ...ocal\nvim-data\lazy\lazy.nvim/lua/lazy/manage/runner.lua:87: in function <...ocal\nvim-data\lazy\lazy.nvim/lua/lazy/manage/runner.lua:86>

Which version of Neovim are you using?

NVIM v0.9.0-dev-484+gb5edea655
Build type: RelWithDebInfo
LuaJIT 2.1.0-beta3
Compiled by runneradmin@fv-az368-865

To Reproduce
Make sure to read https://github.com/folke/lazy.nvim/wiki/Minimal-%60init.lua%60-to-Reproduce-an-Issue

Steps to reproduce the behavior:

1. Try to update any individual plugin using :Lazy update <plugin>

Expected Behavior
No error should occur.

repro.lua

local root = vim.fn.fnamemodify("./.repro", ":p")

-- set stdpaths to use .repro
for _, name in ipairs({ "config", "data", "state", "cache" }) do
  vim.env[("XDG_%s_HOME"):format(name:upper())] = root .. "/" .. name
end

-- bootstrap lazy
local lazypath = root .. "/plugins/lazy.nvim"
if not vim.loop.fs_stat(lazypath) then
  vim.fn.system({
    "git",
    "clone",
    "--filter=blob:none",
    "--single-branch",
    "https://github.com/folke/lazy.nvim.git",
    lazypath,
  })
end
vim.opt.runtimepath:prepend(lazypath)

-- install plugins
local plugins = {
  -- do not remove the colorscheme!
  "folke/tokyonight.nvim",
  -- add any other pugins here
}
require("lazy").setup(plugins, {
  root = root .. "/plugins",
})

-- add anything else here
vim.opt.termguicolors = true
-- do not remove the colorscheme!
vim.cmd([[colorscheme tokyonight]])

Log
Please include any related errors from the Noice log file. (open with :Lazy log)

Lazy log

Log (1)
  ● tokyonight.nvim 0.19ms  start
      8b55a47 fix: revert last change (35 hours ago)
      ce92e5b chore(docs): auto generate vimdoc (2 days ago)
      1356b20 fix: always clear before setting colorscheme (2 days ago)