seznamds 2025.5.3 released

seznamds

2025.5.3

Changes

• Build for modern platforms
• Add AppStream metainfo (cz.vitexsoftware.seznamds.metainfo.xml) with stock icon
• Install SVG icon to hicolor theme (/usr/share/icons/hicolor/scalable/apps/seznamds.svg)
• Fix GPG key URL in installation instructions (KEY.gpg with /usr/share/keyrings/ placement)
• Update debian/README.Debian with actual package description