fix(ui): work-around for telescope issue with treesitter folds

lua/lazyvim/config/autocmds.lua

@@ -91,3 +91,16 @@ vim.api.nvim_create_autocmd({ "BufWritePre" }, {
     vim.fn.mkdir(vim.fn.fnamemodify(file, ":p:h"), "p")
   end,
 })
+
+-- HACK: re-caclulate folds when entering a buffer through Telescope
+-- @see https://github.com/nvim-telescope/telescope.nvim/issues/699
+vim.api.nvim_create_autocmd("BufEnter", {
+  group = augroup("fix_folds"),
+  callback = function()
+    if vim.opt.foldmethod:get() == "expr" then
+      vim.schedule(function()
+        vim.opt.foldmethod = "expr"
+      end)
+    end
+  end,
+})