bug#63748: [PATCH] bug#63748: 30.0.50; eshell-previous-prompt doesn't work for multiline prompts

[Jim Porter]

On 6/8/2023 8:11 AM, Tony Zorman via Bug reports for GNU Emacs, the 
Swiss army knife of text editors wrote:
> oh, this is pretty neat, thanks!
>
> Sorry for the slow response; I have attached the (hopefully properly)
> corrected patch now.

Thanks (and sorry for the slow response on my end too). This all looks 
good, so I've now merged it to master as f2aae8b879b. Closing this now.