graphics/darktable: Update to 5.4.1

Release notes:

• https://github.com/darktable-org/darktable/releases/tag/release-5.4.0
• https://github.com/darktable-org/darktable/releases/tag/release-5.4.1

PR: 292928
Submitted by: Matthieu Volat <mazhe@alkumuna.eu> (initial patch)