Implement ULTs for IgaWrapper

This change:
- implements mock for functions from IGA DLL
- implements ULTs for IgaWrapper
- implements RAII wrapper for GTEST's capture of stdout
- adds ASAN and TSAN flags to ocloc_tests

Related-To: NEO-6834
Signed-off-by: Patryk Wrobel <patryk.wrobel@intel.com>

shared/offline_compiler/source/ocloc_dll_options.h

@@ -0,0 +1,16 @@
+/*
+ * Copyright (C) 2022 Intel Corporation
+ *
+ * SPDX-License-Identifier: MIT
+ *
+ */
+
+#pragma once
+
+#include "shared/source/os_interface/os_inc_base.h"
+
+namespace Os {
+
+extern const char *igaDllName;
+
+} // namespace Os