Add Mock for Mock Smm Sw Dispatch2 Protocol (#1217)

## Description

Add Mock for Mock Smm Sw Dispatch2 Protocol

For details on how to complete these options and their meaning refer to
[CONTRIBUTING.md](https://github.com/microsoft/mu/blob/HEAD/CONTRIBUTING.md).

- [ ] Impacts functionality?
- [ ] Impacts security?
- [ ] Breaking change?
- [ ] Includes tests?
- [ ] Includes documentation?
- [x] Backport to release branch?

## How This Was Tested

Incorporated into GoogleTest

## Integration Instructions

N/A

---------

Signed-off-by: Rasheed Yusuf <[email protected]>
Signed-off-by: Rasheed-Yusuf <[email protected]>
Co-authored-by: Michael Kubacki <[email protected]>
Co-authored-by: Vivian Nowka-Keane <[email protected]>

MdePkg/Test/Mock/Include/GoogleTest/Protocol/MockSmmSwDispatch2.h

@@ -0,0 +1,52 @@
+/** @file MockSmmSwDispatch2.h
+  This file declares a mock of SMM Software Dispatch Protocol
+
+  Copyright (c) Microsoft Corporation.
+  SPDX-License-Identifier: BSD-2-Clause-Patent
+**/
+
+#ifndef MOCK_SMM_SW_DISPATCH2_H_
+#define MOCK_SMM_SW_DISPATCH2_H_
+
+#include <Library/GoogleTestLib.h>
+#include <Library/FunctionMockLib.h>
+
+extern "C" {
+  #include <Uefi.h>
+  #include <Protocol/SmmSwDispatch2.h>
+}
+
+// Declarations to handle usage of the EFI_SMM_SW_DISPATCH2_PROTOCOL
+struct MockEfiSmmSwDispatch2Protocol {
+  MOCK_INTERFACE_DECLARATION (MockEfiSmmSwDispatch2Protocol);
+
+  MOCK_FUNCTION_DECLARATION (
+    EFI_STATUS,
+    MockRegister,
+    (
+     IN  CONST EFI_SMM_SW_DISPATCH2_PROTOCOL  *This,
+     IN        EFI_SMM_HANDLER_ENTRY_POINT2   DispatchFunction,
+     IN  OUT   EFI_SMM_SW_REGISTER_CONTEXT    *RegisterContext,
+     OUT       EFI_HANDLE                     *DispatchHandle)
+    );
+
+  MOCK_FUNCTION_DECLARATION (
+    EFI_STATUS,
+    MockUnRegister,
+    (
+     IN CONST EFI_SMM_SW_DISPATCH2_PROTOCOL  *This,
+     IN       EFI_HANDLE                     DispatchHandle)
+    );
+};
+
+MOCK_INTERFACE_DEFINITION (MockEfiSmmSwDispatch2Protocol);
+MOCK_FUNCTION_DEFINITION (MockEfiSmmSwDispatch2Protocol, MockRegister, 4, EFIAPI);
+MOCK_FUNCTION_DEFINITION (MockEfiSmmSwDispatch2Protocol, MockUnRegister, 2, EFIAPI);
+
+#define MOCK_EFI_SMM_SW_DISPATCH2_PROTOCOL_INSTANCE(NAME)  \
+ EFI_SMM_SW_DISPATCH2_PROTOCOL NAME##_INSTANCE = {          \
+   MockRegister,                                            \
+   MockUnRegister };                                        \
+ EFI_SMM_SW_DISPATCH2_PROTOCOL  *NAME = &NAME##_INSTANCE;
+
+#endif // MOCK_SMM_SW_DISPATCH2_H_