Fix PAGE_MASK vs PAGE_SIZE_IN_BITS bug in pbm
Fix PAGE_MASK vs PAGE_SIZE_IN_BITS bug in pbm

This was resulting in some duplicates being able to sneak past the
deduplication checking

willscott/zmap,3L3N4/zmap,scarito/zmap-android,KeelanArrendale/zmap,potatozhao/zmap,unixfreaxjp/zmap,shakenetwork/zmap,eacha/zmap,eacha/zmap,3L3N4/zmap,unixfreaxjp/zmap,cicku/zmap,scarito/zmap-android,potatozhao/zmap,potatozhao/zmap,scarito/zmap-android,willscott/zmap,shakenetwork/zmap,willscott/zmap,djeraseit/zmap,shakenetwork/zmap,unixfreaxjp/zmap,zmap/zmap,tdi/zmap,unixfreaxjp/zmap,djeraseit/zmap,coolacid/zmap,scarito/zmap,cicku/zmap,zmap/zmap,KeelanArrendale/zmap,eacha/zmap,zhuyue1314/zmap,eacha/zmap,shakenetwork/zmap,BobuSumisu/zmap,scarito/zmap,coolacid/zmap,BobuSumisu/zmap,tdi/zmap,potatozhao/zmap,tdi/zmap,willscott/zmap,tdi/zmap,zhuyue1314/zmap,KeelanArrendale/zmap,KeelanArrendale/zmap,BobuSumisu/zmap,tdi/zmap,eacha/zmap,djeraseit/zmap,shakenetwork/zmap,zhuyue1314/zmap,scarito/zmap-android,3L3N4/zmap,cicku/zmap,BobuSumisu/zmap,KeelanArrendale/zmap,coolacid/zmap,djeraseit/zmap,willscott/zmap,cicku/zmap,3L3N4/zmap,zhuyue1314/zmap,potatozhao/zmap,unixfreaxjp/zmap,scarito/zmap,scarito/zmap,zhuyue1314/zmap,scarito/zmap,cicku/zmap,3L3N4/zmap,coolacid/zmap,zmap/zmap,djeraseit/zmap,BobuSumisu/zmap,coolacid/zmap