Add an option such that 'da}' can delete the , following }.

[gaoqiangks]

Checklist

• Have you read through :h nvim-surround to see if there might be any relevant information there?

Is your feature request related to a problem? Please describe.

This is mainly related to json files. For example, in a setting file in json, things may look like

{
    abc
},
{
    def
},
{
    ghi
},

In this case, if I want to delete the entry abc, I centainly want to delete the whole block, and the following ,.

Describe the solution you'd like

When the cursor is on abc, da} will delete the whole block and the following ,.

Additional context
Add any other context or screenshots about the feature request here.