[SYCL] Make Level-Zero interop API SYCL-2020 compliant for queue, event, and kernel_bundle(was program).

[smaslov-intel]

Signed-off-by: Sergey V Maslov [email protected]

[alexbatashev]

These tests should be eventually updated as well, I think: https://github.com/intel/llvm-test-suite/tree/intel/SYCL/Basic/interop

[bader]

These tests should be eventually updated as well, I think: https://github.com/intel/llvm-test-suite/tree/intel/SYCL/Basic/interop

@smaslov-intel, fix sycl/test/basic_tests/interop-level-zero-2020.cpp as well.
Please, do not modify file permissions for sycl/include/CL/sycl/backend/level_zero.hpp.

[bader]

@smaslov-intel, please, sync with the tip of the branch. There are merge conflicts.

[smaslov-intel]

Failed Tests (4):
[2021-09-08T21:04:17.580Z] SYCL :: OnlineCompiler/online_compiler_L0.cpp
[2021-09-08T21:04:17.580Z] SYCL :: Plugin/interop-level-zero-keep-ownership.cpp
[2021-09-08T21:04:17.580Z] SYCL :: Plugin/interop-level-zero.cpp
[2021-09-08T21:04:17.580Z] SYCL :: Regression/cache_test.cpp

The tests in Precommit testing failed due to these prior change: https://github.com/intel/llvm/pull/4432/files#diff-bad45c4e6d46c89d807c929b6adbffdb70993c102647c58b41fb0534e2195727

The tests need to be adjusted. @dm-vodopyanov : are you doing that?
It will also break existing customer's codes, is that acknowledged?

[smaslov-intel]

The tests need to be adjusted. @dm-vodopyanov : are you doing that?

@dm-vodopyanov : ping
@bader : are you aware of this?

[smaslov-intel]

@alexbatashev , please review