lazy-lsp: update settings

lua/plugins/lsp-lazy.lua

@@ -3,10 +3,17 @@ return {
     dependencies = { "neovim/nvim-lspconfig" },
     opts = {
         prefer_local = true,
+        excluded_servers = {
+            "gopls", -- gopls likes to be double attached if enabled here.
+        },
         preferred_servers = {
             nix = {
                 "nil_ls",
             },
+            proto = {
+                "buf-language-server",
+            },
+            sh = {},
         },
     },
     -- enabled = false,