[NFC] Compare spiGroups in DenseMapInfo
[NFC] Compare spiGroups in DenseMapInfo

This ought to result in more consistent behavior.

ahoppen/swift,xwu/swift,gregomni/swift,hooman/swift,parkera/swift,JGiola/swift,tkremenek/swift,gregomni/swift,hooman/swift,atrick/swift,gregomni/swift,JGiola/swift,tkremenek/swift,roambotics/swift,JGiola/swift,roambotics/swift,rudkx/swift,glessard/swift,hooman/swift,tkremenek/swift,benlangmuir/swift,jmgc/swift,gregomni/swift,hooman/swift,jmgc/swift,tkremenek/swift,apple/swift,xwu/swift,xwu/swift,parkera/swift,parkera/swift,xwu/swift,parkera/swift,jmgc/swift,benlangmuir/swift,roambotics/swift,hooman/swift,apple/swift,apple/swift,ahoppen/swift,roambotics/swift,tkremenek/swift,parkera/swift,rudkx/swift,JGiola/swift,glessard/swift,parkera/swift,benlangmuir/swift,apple/swift,atrick/swift,atrick/swift,xwu/swift,parkera/swift,ahoppen/swift,roambotics/swift,tkremenek/swift,rudkx/swift,benlangmuir/swift,glessard/swift,ahoppen/swift,parkera/swift,atrick/swift,atrick/swift,glessard/swift,rudkx/swift,JGiola/swift,gregomni/swift,apple/swift,jmgc/swift,jmgc/swift,benlangmuir/swift,hooman/swift,benlangmuir/swift,glessard/swift,ahoppen/swift,xwu/swift,rudkx/swift,JGiola/swift,atrick/swift,jmgc/swift,ahoppen/swift,glessard/swift,tkremenek/swift,jmgc/swift,hooman/swift,rudkx/swift,apple/swift,xwu/swift,roambotics/swift,gregomni/swift