fix cmp cssls

lua/plugins/tsdev.lua

@@ -4,8 +4,6 @@ return {
 		dependencies = { "nvim-lua/plenary.nvim", "neovim/nvim-lspconfig" },
 		opts = {},
         config = function()
-            require'lspconfig'.cssls.setup{}
-
             require('typescript-tools').setup({
                 settings = {
                     complete_function_calls = true,
@@ -46,6 +44,13 @@ return {
                     ['<CR>'] = cmp.mapping.confirm({ select = true }), -- accept currently selected item
                 }
             })
+
+            local capabilities = vim.lsp.protocol.make_client_capabilities()
+            capabilities = require("cmp_nvim_lsp").update_capabilities(capabilities)
+            local lspconfig = require('lspconfig')
+            lspconfig.cssls.setup {
+              capabilities = capabilities
+            }
         end
     },{
         "nvim-treesitter/nvim-treesitter",