Move lsp config to local file structure

.config/nvim/lsp/marko-js.lua

@@ -0,0 +1,17 @@
+---@brief
+---
+--- https://github.com/marko-js/language-server
+---
+--- Using the Language Server Protocol to improve Marko's developer experience.
+---
+--- Can be installed via npm:
+--- ```
+--- npm i -g @marko/language-server
+--- ```
+
+---@type vim.lsp.Config
+return {
+  cmd = { 'marko-language-server', '--stdio' },
+  filetypes = { 'marko' },
+  root_markers = { '.git' },
+}