[SYCL][NFC] Fix some 'startswith/endswith' related to SYCL #19

Job	Run time
detect_changes / Decide which tests could be affected by the changes	7s
build / Build + LIT	11m 31s
test-perf	0s
test (Intel, ["Linux", "gen12"], ghcr.io/intel/llvm/ubuntu2204_intel_drivers:latest, -u 1001 --de... / Intel	48m 28s
test (AMD/HIP, ["Linux", "amdgpu"], ghcr.io/intel/llvm/ubuntu2204_build:7ed894ab0acc8ff09262113fd... / AMD/HIP	12m 7s
test (Matrix E2E tests on Intel Arc A-Series Graphics, ["Linux", "arc"], ghcr.io/intel/llvm/ubunt... / Matrix E2E tests on Intel Arc A-Series Graphics	1m 20s
	1h 13m 33s

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