remove emmylua since neovim has builtin annotation

Seee also this https://github.com/neovim/neovim/pull/24493

lua/config/lsp.lua

@@ -234,7 +234,7 @@ if utils.executable("lua-language-server") then
           -- see also https://github.com/LuaLS/lua-language-server/wiki/Libraries#link-to-workspace .
           -- Lua-dev.nvim also has similar settings for lua ls, https://github.com/folke/neodev.nvim/blob/main/lua/neodev/luals.lua .
           library = {
-            fn.stdpath("data") .. "/lazy/emmylua-nvim",
+            vim.env.VIMRUNTIME,
             fn.stdpath("config"),
           },
           maxPreload = 2000,

lua/plugin_specs.lua

@@ -480,7 +480,6 @@ local plugin_specs = {
     end,
   },
 
-  { "ii14/emmylua-nvim", ft = "lua" },
   {
     "j-hui/fidget.nvim",
     event = "VeryLazy",