Early box office reports this morning indicate that if you stand perfectly still right now and listen very, very hard, you can actually hear the sound of Guillermo del Toro sipping a hot cup of tea and saying "not that that's any of my business." Related: Neil Marshall's Hellboy reboot opened with a less-than-fiery $12 million, good enough for third place. To compare, del Toro's Hellboy movies opened in 2004 and 2008 with $23 million and $34 million, respectively. Hellboy, which saw Stranger Things star David Harbour stepping into the big red title role, was …