[SYCL][Doc] Add new free function queries proposal#5106

Merged

bader merged 9 commits intointel:syclfrom

Pennycook:free-function-queries

Feb 2, 2022

Commits on Dec 8, 2021

[SYCL][Doc] Update FreeFunctionQueries
Pennycook
committed

Commits on Dec 15, 2021

Add get_linear_id()
Pennycook
committed

Commits on Jan 26, 2022

Commits on Jan 28, 2022

Make get_item() return item without an offset
Pennycook
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Commits on Feb 2, 2022