Move lsp config to local file structure

.config/nvim/lsp/cds_lsp.lua

@@ -0,0 +1,20 @@
+---@brief
+---
+--- https://cap.cloud.sap/docs/
+---
+--- `cds-lsp` can be installed via `npm`:
+---
+--- ```sh
+--- npm i -g @sap/cds-lsp
+--- ```
+
+---@type vim.lsp.Config
+return {
+  cmd = { 'cds-lsp', '--stdio' },
+  filetypes = { 'cds' },
+  -- init_options = { provideFormatter = true }, -- needed to enable formatting capabilities
+  root_markers = { 'package.json', 'db', 'srv' },
+  settings = {
+    cds = { validate = true },
+  },
+}