[ruby/reline] Swap the order of initialization for readability

https://github.com/ruby/reline/commit/d53749b208

lib/reline/line_editor.rb

@@ -605,14 +605,14 @@ class Reline::LineEditor
       return
     end
     old_dialog = dialog.clone
+    dialog.contents = dialog_render_info.contents
+    pointer = dialog_render_info.pointer
     if dialog_render_info.width
       dialog.width = dialog_render_info.width
     else
-      dialog.width = dialog_render_info.contents.map { |l| calculate_width(l, true) }.max
+      dialog.width = dialog.contents.map { |l| calculate_width(l, true) }.max
     end
     height = dialog_render_info.height || DIALOG_HEIGHT
-    pointer = dialog_render_info.pointer
-    dialog.contents = dialog_render_info.contents
     height = dialog.contents.size if dialog.contents.size < height
     if dialog.contents.size > height
       if dialog_render_info.pointer