[SYCL] temporarily disable sycl-ls-unified-runtime.cpp test#1493

againull merged 2 commits into

intel:intelintel/llvm-test-suite:intelfrom

cperkinsintel:cperkins-disable-sycl-ls-UR-testcperkinsintel/llvm-test-suite:cperkins-disable-sycl-ls-UR-testCopy head branch name to clipboard