Fixed tallying for specific <nuclides> in a void material. The earlier change only fixed the special case of <nuclides>all</nuclide>.
Fixed tallying for specific <nuclides> in a void material. The earlier change
only fixed the special case of <nuclides>all</nuclide>.

bhermanmit/openmc,wbinventor/openmc,nhorelik/openmc,amandalund/openmc,samuelshaner/openmc,johnnyliu27/openmc,amandalund/openmc,smharper/openmc,mit-crpg/openmc,smharper/openmc,liangjg/openmc,lilulu/openmc,nhorelik/openmc,kellyrowland/openmc,mit-crpg/openmc,amandalund/openmc,shenqicang/openmc,walshjon/openmc,shikhar413/openmc,kellyrowland/openmc,liangjg/openmc,wbinventor/openmc,liangjg/openmc,paulromano/openmc,mjlong/openmc,wbinventor/openmc,walshjon/openmc,samuelshaner/openmc,paulromano/openmc,sxds/opemmc,shikhar413/openmc,amandalund/openmc,shikhar413/openmc,sxds/opemmc,samuelshaner/openmc,shenqicang/openmc,lilulu/openmc,johnnyliu27/openmc,paulromano/openmc,walshjon/openmc,smharper/openmc,wbinventor/openmc,johnnyliu27/openmc,bhermanmit/openmc,samuelshaner/openmc,liangjg/openmc,paulromano/openmc,lilulu/openmc,mit-crpg/openmc,mjlong/openmc,johnnyliu27/openmc,mit-crpg/openmc,shikhar413/openmc,smharper/openmc,walshjon/openmc