zsh configurations update

.config/nvim/lua/config/options.lua

@@ -1,3 +1,5 @@
 -- Options are automatically loaded before lazy.nvim startup
 -- Default options that are always set: https://github.com/LazyVim/LazyVim/blob/main/lua/lazyvim/config/options.lua
 -- Add any additional options here
+vim.opt.shiftwidth = 4
+vim.opt.tabstop = 4