Move lsp config to local file structure

.config/nvim/lsp/taplo.lua

@@ -0,0 +1,17 @@
+---@brief
+---
+--- https://taplo.tamasfe.dev/cli/usage/language-server.html
+---
+--- Language server for Taplo, a TOML toolkit.
+---
+--- `taplo-cli` can be installed via `cargo`:
+--- ```sh
+--- cargo install --features lsp --locked taplo-cli
+--- ```
+
+---@type vim.lsp.Config
+return {
+  cmd = { 'taplo', 'lsp', 'stdio' },
+  filetypes = { 'toml' },
+  root_markers = { '.taplo.toml', 'taplo.toml', '.git' },
+}