Remove usage of deprecated method.

LunarVim/Neovim-from-scratch/pull/129

nvim/lua/user/lsp/configs.lua

@@ -0,0 +1,21 @@
+local lsp_installer = require("nvim-lsp-installer")
+local lsp_config = require("lspconfig")
+
+local servers = { "sumneko_lua" }
+
+lsp_installer.setup {
+  ensure_installed = servers
+}
+
+
+for _, server in pairs(servers) do
+  local opts = {
+    on_attach = require("user.lsp.handlers").on_attach,
+    capabilities = require("user.lsp.handlers").capabilities,
+  }
+  local has_custom_opts, server_custom_opts = pcall(require, "user.lsp.settings." .. server)
+  if has_custom_opts then
+    opts = vim.tbl_deep_extend("force", server_custom_opts, opts)
+  end
+  lsp_config[server].setup(opts)
+end

nvim/lua/user/lsp/init.lua

@@ -1,3 +1,4 @@
 require "lspconfig"
-require "user.lsp.lsp-installer"
+
+require "user.lsp.configs"
 require "user.lsp.null-ls"