[SYCL-MLIR] Investigate e2e test failures after 712cb4e

[whitneywhtsang]

712cb4e is reverted in #9534 due to e2e test failures:

Failed Tests (3):
  SYCL :: Basic/handler/handler_mem_op.cpp
  SYCL :: Basic/multi_ptr_legacy.cpp
  SYCL :: Basic/offset-accessor-get_pointer.cpp

fd45980 is reverted in #9666, as it depends on 712cb4e.
a69e515 is reverted in #9895, as it depends on 712cb4e.

This issue is created to fix the 3 failures, and add back the two commits.

To reproduce:

git revert 7fb1a0d4deb708fac828a2eed4a7ebbb0a2e3abb
clang++ -fsycl -fsycl-targets=spir64-unknown-unknown-syclmlir -w sycl/test-e2e/Basic/offset-accessor-get_pointer.cpp