apply patch to avr-gdb to be able to debug on assembler level

[Christo Crause]

On Fri, May 22, 2020 at 4:06 PM Klaus Rudolph <lts-rudolph@gmx.de> wrote:

> Hi,
>
> I today run into a well known problem with avr-gdb.
> There is already a patch provided within the bug report.
>
>
> https://sourceware.org/bugzilla/show_bug.cgi?id=13519
>

Indeed, the curious case of the apparently straight-forward fix that hasn't
been applied.  Is there actually a maintainer for the AVR port?

On the flip side this bug forced me to figure out how to patch and build
avr-gdb myself.