test: fix cleanup order in ULTs

- program using device must be released before device is destroyed.
Reset program unique_ptr in fixtures before device fixture tearDown()
- reorder fixtures members to ensure correct order of destructors

Signed-off-by: Mateusz Hoppe <mateusz.hoppe@intel.com>

opencl/test/unit_test/kernel/kernel_arg_info_tests.cpp

@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2018-2022 Intel Corporation
+ * Copyright (C) 2018-2023 Intel Corporation
  *
  * SPDX-License-Identifier: MIT
  *
@@ -38,9 +38,9 @@ class KernelArgInfoFixture {
     }
 
     KernelInfo kernelInfo;
+    std::unique_ptr<MockClDevice> clDevice;
     std::unique_ptr<MockProgram> program;
     std::unique_ptr<MockKernel> kernel;
-    std::unique_ptr<MockClDevice> clDevice;
     KernelDescriptor *kernelDescriptor;
 };