remove omnifunc config, sort lsp servers by name

lua/lsp.lua

@@ -1,8 +1,6 @@
 local on_attach = function(client, bufnr)
     local utils = require('utils')
 
-    utils.opt("o", "omnifunc", "v:lua.vim.lsp.omnifunc")
-
     -- Mappings.
     utils.map("n", "K", "<Cmd>lua vim.lsp.buf.hover()<CR>")
     utils.map("n", "<C-k>", "<cmd>lua vim.lsp.buf.signature_help()<CR>")
@@ -47,13 +45,14 @@ capabilities.textDocument.completion.completionItem.snippetSupport = true;
 
 -- LSPs
 local servers = {
+  "clangd",
+  "gleam",
   "lua_ls",
   "ocamllsp",
-  "vimls",
-  "clangd",
-  "rnix",
   "pyright",
+  "rnix",
   "ruff_lsp",
+  "vimls",
 }
 for _, lsp in ipairs(servers) do
     nvim_lsp[lsp].setup {capabilities = capabilities, on_attach = on_attach}