KernelAndProgram and KernelCompiler test failures on arc A-series

[JackAKirk]

Describe the bug

The following tests are failing on unrelated changes in multiple PRs (see e.g. https://github.com/intel/llvm/actions/runs/14972816331/job/42059425873?pr=18059 and https://github.com/intel/llvm/actions/runs/14971041312/job/42053365475?pr=18411 and https://github.com/intel/llvm/actions/runs/14971136921/job/42053569135?pr=18406)

SYCL :: KernelAndProgram/cache_env_vars.cpp
SYCL :: KernelAndProgram/cache_env_vars_lin.cpp
SYCL :: KernelCompiler/opencl.cpp
SYCL :: KernelCompiler/sycl_cache_pm.cpp