Change LSP example to the not deprecated ts_ls

lua/configs/lspconfig.lua

@@ -17,7 +17,7 @@ for _, lsp in ipairs(servers) do
 end
 
 -- configuring single server, example: typescript
--- lspconfig.tsserver.setup {
+-- lspconfig.ts_ls.setup {
 --   on_attach = nvlsp.on_attach,
 --   on_init = nvlsp.on_init,
 --   capabilities = nvlsp.capabilities,