fix(#2758): use nvim-webdevicons default file icon, not renderer.icons.glyphs.default, as per :help (#2759)

fix(#2758): use nvim-webdevicons default for default files

Author: alex-courtis

lua/nvim-tree/renderer/components/icons.lua

@@ -65,7 +65,12 @@ local function get_file_icon_webdev(fname, extension)
     -- If there are more extensions to the file, try to grab the icon for them recursively
     return get_file_icon_webdev(fname, string.match(extension, "%.(.*)"))
   else
-    return get_file_icon_default()
+    local devicons_default = M.devicons.get_default_icon()
+    if devicons_default and type(devicons_default.icon) == "string" and type(devicons_default.name) == "string" then
+      return devicons_default.icon, "DevIcon" .. devicons_default.name
+    else
+      return get_file_icon_default()
+    end
   end
 end