telescope.lua: Use path_display instead of shorten_path

shorten_path is deprecated now

Reference: https://github.com/nvim-telescope/telescope.nvim/wiki/Path-Display-Configuration

lua/plugins/telescope.lua

@@ -35,7 +35,7 @@ M.config = function()
             file_sorter = require "telescope.sorters".get_fuzzy_file,
             file_ignore_patterns = {},
             generic_sorter = require "telescope.sorters".get_generic_fuzzy_sorter,
-            shorten_path = true,
+            path_display = shorten,
             winblend = 0,
             border = {},
             borderchars = {"─", "│", "─", "│", "╭", "╮", "╯", "╰"},