Fix for `find --explicit` #3374 (#3492)
Fix for `find --explicit` #3374 (#3492)

This fixes the problem described in #3374, which describes `spack find` ignore explicit/implicit.

I believe that this was broken in #2626.

This restores the behavior of implicit/explicit for me.

I believe that it does not screw anything else up, but ....
tmerrick1/spack,TheTimmy/spack,mfherbst/spack,lgarren/spack,skosukhin/spack,mfherbst/spack,iulian787/spack,TheTimmy/spack,skosukhin/spack,tmerrick1/spack,EmreAtes/spack,iulian787/spack,EmreAtes/spack,mfherbst/spack,TheTimmy/spack,krafczyk/spack,tmerrick1/spack,tmerrick1/spack,krafczyk/spack,krafczyk/spack,matthiasdiener/spack,LLNL/spack,iulian787/spack,krafczyk/spack,skosukhin/spack,iulian787/spack,EmreAtes/spack,TheTimmy/spack,skosukhin/spack,lgarren/spack,LLNL/spack,EmreAtes/spack,TheTimmy/spack,LLNL/spack,matthiasdiener/spack,EmreAtes/spack,skosukhin/spack,matthiasdiener/spack,LLNL/spack,krafczyk/spack,matthiasdiener/spack,matthiasdiener/spack,LLNL/spack,tmerrick1/spack,mfherbst/spack,mfherbst/spack,lgarren/spack,lgarren/spack,iulian787/spack,lgarren/spack