Preserve cheats when OS_ResetSystem is used, move temporary save buffer to main memory

arm9/source/patches/arm7/sdk5/CardiDoTaskFromArm9Patch.h

@@ -5,12 +5,16 @@
 class CardiDoTaskFromArm9Patch : public Patch
 {
 public:
+    explicit CardiDoTaskFromArm9Patch(void* saveTmpBuffer)
+        : _saveTmpBuffer(saveTmpBuffer) { }
+
     bool FindPatchTarget(PatchContext& patchContext) override;
     void ApplyPatch(PatchContext& patchContext) override;
 
 private:
     u32* _cardiDoTaskFromArm9 = nullptr;
     const u32* _foundPattern = nullptr;
+    void* _saveTmpBuffer;
     u16 _thumb = false;
 
     void TryPattern(PatchContext& patchContext, const u32* pattern);