hook: Update capnhook source files from latest master

https://github.com/decafcode/capnhook

src/main/hook/hr.h

@@ -0,0 +1,10 @@
+#pragma once
+
+#include <windows.h>
+
+#include <stdint.h>
+
+#define hr_propagate_win32(hr, r) (hr_propagate_win32_(hr), r)
+
+uint32_t hr_to_win32_error(HRESULT hr);
+void hr_propagate_win32_(HRESULT hr);