Clarify backend and introduce "backend::none"#577

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gmlueck wants to merge 4 commits intoKhronosGroup:mainfrom

gmlueck:gmlueck/backend-none

Commits on Jul 1, 2024

Clarify backend and introduce "backend::none"
gmlueck
committed

Commits on Jul 9, 2024

Commits on Jul 10, 2024

Add glossary reference: "core SYCL specification"
gmlueck
committed