win-capture: Add IDXGISwapChain1::Present1 hook support

Allows capturing games/programs that may be using Present1 instead of
the regular Present call for rendering.

plugins/win-capture/graphics-hook-info.h

@@ -42,6 +42,8 @@ struct d3d9_offsets {
 struct dxgi_offsets {
 	uint32_t present;
 	uint32_t resize;
+
+	uint32_t present1;
 };
 
 struct ddraw_offsets {