mac-capture: Replace false with 0

Param is uint32_t, not bool.

plugins/mac-capture/mac-screen-capture.m

@@ -666,7 +666,7 @@ static void screen_capture_video_render(void *data, gs_effect_t *effect
 		gs_effect_set_texture(param, sc->tex);
 
 	while (gs_effect_loop(sc->effect, "Draw"))
-		gs_draw_sprite(sc->tex, false, 0, 0);
+		gs_draw_sprite(sc->tex, 0, 0, 0);
 
 	gs_enable_framebuffer_srgb(previous);
 }