Remove nvim-lsp-config and manually add each lsp.

lsp/intelephense.lua

@@ -0,0 +1,12 @@
+return {
+  cmd = { 'intelephense', '--stdio' },
+  filetypes = { 'php' },
+  root_dir = function(bufnr, on_dir)
+    local fname = vim.api.nvim_buf_get_name(bufnr)
+    local cwd = assert(vim.uv.cwd())
+    local root = vim.fs.root(fname, { 'composer.json', '.git' })
+
+    -- prefer cwd if root is a descendant
+    on_dir(root and vim.fs.relpath(cwd, root) and cwd)
+  end,
+}