[NFCI][SYCL] Support multi_ptr in convertToOpenCLType (#12693) #125

Job	Run time
build-win / Build + LIT	49m 18s
Linux (Self build + shared libraries + no-assertions) / Build + LIT	16m 16s
macOS / Build	21m 8s
e2e-lin (Intel GEN12 Graphics with Level Zero, ["Linux", "gen12"], --param gpu-intel-gen12=True) / Intel GEN12 Graphics with Level Zero	36m 15s
e2e-lin (Intel Arc A-Series Graphics with Level Zero, ["Linux", "arc"], --param matrix-xmx8=True ... / Intel Arc A-Series Graphics with Level Zero	15m 19s
e2e-lin (Perf tests on Intel GEN12 Graphics system, ["Linux", "gen12"], {"LIT_FILTER":"Performanc... / Perf tests on Intel GEN12 Graphics system	1m 38s
e2e-lin (Perf tests on Intel Arc A-Series Graphics system, ["Linux", "arc"], {"LIT_FILTER":"Perfo... / Perf tests on Intel Arc A-Series Graphics system	1m 3s
e2e-win / Intel GEN12 Graphics with Level Zero	44m 43s
	3h 5m 40s

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