[SYCL] Changes to vec/swizzle implementation #8789

Job	Run time
detect_changes / Decide which tests could be affected by the changes	6s
build / Build + LIT	8m 19s
Decide which Arc tests to run	3s
test-perf	0s
test (Intel, ["Linux", "gen12"], ghcr.io/intel/llvm/ubuntu2204_intel_drivers:latest, -u 1001 --de... / Intel	41m 56s
test (E2E tests with dev igc on Intel Arc A-Series Graphics, ["Linux", "arc"], ghcr.io/intel/llvm... / E2E tests with dev igc on Intel Arc A-Series Graphics	1m 45s
test (E2E tests on Intel Arc A-Series Graphics, ["Linux", "arc"], ghcr.io/intel/llvm/ubuntu2204_i... / E2E tests on Intel Arc A-Series Graphics	1m 44s
test (NVIDIA/CUDA, ["Linux", "cuda"], ghcr.io/intel/llvm/ubuntu2204_build:latest, -u 1001 --gpus ... / NVIDIA/CUDA	57m 35s
	1h 51m 28s

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