SWDEV-408843 - Fix vulkan_interop failure

Fix vulkan_interop build issue on CMake so that
it can be integrated into catch2 batch build.
Fix some test failures.
Update some code format.

Change-Id: I32c9bed861ddf4fe0d7bba21dce9bd720168c397

catch/unit/vulkan_interop/hipImportExternalMemory.cc

@@ -71,6 +71,8 @@ TEST_CASE("Unit_hipImportExternalMemory_Vulkan_Negative_Parameters") {
 
 #ifdef _WIN32
   SECTION("memHandleDesc.handle == NULL") {
+    hipExternalMemory_t ext_memory;
+    hipExternalMemoryHandleDesc desc;
     desc.handle.win32.handle = NULL;
     HIP_CHECK_ERROR(hipImportExternalMemory(&ext_memory, &desc), hipErrorInvalidValue);
   }