refactor(lazy): remove check for vim.loop

`vim.loop` has been deprecated for a long time now and this config
will only run on 0.11+, so vim.uv will be available.

Author: peter-bread

lua/peter/config/lazy.lua

@@ -1,5 +1,5 @@
 local lazypath = vim.fn.stdpath("data") .. "/lazy/lazy.nvim"
-if not (vim.uv or vim.loop).fs_stat(lazypath) then
+if not vim.uv.fs_stat(lazypath) then
   local lazyrepo = "https://github.com/folke/lazy.nvim.git"
   local out = vim.fn.system({
     "git",