Fix UDev URL
Plain freedesktop.org 302-redirects to www.freedesktop.org.
Also, fixes a warning during CMake generation step in plasma-desktop. See plasma/plasma-desktop!572 (merged)
Plain freedesktop.org 302-redirects to www.freedesktop.org.
Also, fixes a warning during CMake generation step in plasma-desktop. See plasma/plasma-desktop!572 (merged)