[PATCH] debugflags: Ensure we have unique source paths

[Allan McRae]

On 28/5/22 02:44, Morten Linderud wrote:
> From: Morten Linderud <morten at linderud.pw>
> 
> In some cases packages are built outside of a directory which contains
> pkgname-pkgver, this results in source listing in debug packages having
> a conflicting path like `/usr/src/debug/build/` which is not ideal.
> 
> This patch ensures we always include the pkgbase to ensure the paths are
> unique.
> 
> Signed-off-by: Morten Linderud <morten at linderud.pw>

Ack