Fix styleguide typos
Fix styleguide typos

walshjon/openmc,johnnyliu27/openmc,johnnyliu27/openmc,liangjg/openmc,liangjg/openmc,paulromano/openmc,liangjg/openmc,smharper/openmc,shikhar413/openmc,wbinventor/openmc,johnnyliu27/openmc,mit-crpg/openmc,smharper/openmc,mit-crpg/openmc,mit-crpg/openmc,amandalund/openmc,paulromano/openmc,shikhar413/openmc,amandalund/openmc,mit-crpg/openmc,smharper/openmc,paulromano/openmc,wbinventor/openmc,johnnyliu27/openmc,paulromano/openmc,amandalund/openmc,shikhar413/openmc,wbinventor/openmc,walshjon/openmc,smharper/openmc,liangjg/openmc,wbinventor/openmc,walshjon/openmc,amandalund/openmc,walshjon/openmc,shikhar413/openmc