ppa: Signature by key uses weak algorithm (Ubuntu 24.04)

Summary:

APT tool on Ubuntu 24.04 shows a warning related to the weakness of the key when adding the PPA or using the apt update command

Steps to reproduce:

• Add the ppa:inkscape.dev/stable or execute sudo apt update with the related PPA included
• The warning W: https://ppa.launchpadcontent.net/inkscape.dev/stable/ubuntu/dists/noble/InRelease: Signature by key 22C4850146603F3DB0ED00479DA4BD18B9A06DE3 uses weak algorithm (rsa1024) is displayed

What happened?

A warning about the weakness of the key used in the Inkscape Stable PPA (ppa:inkscape.dev/stable) was displayed.

What should have happened?

Warnings about the weakness of the key shouldn't be displayed.

Version info

Inkscape 1.3.2 (1:1.3.2+202404261509+091e20ef0f)