Auto merge of #15046 - servo:libloading, r=jdm
Auto merge of #15046 - servo:libloading, r=jdm

Remove libloading from the list of packages that can have duplicated versions.

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KiChjang/servo,DominoTree/servo,dsandeephegde/servo,sadmansk/servo,nnethercote/servo,rnestler/servo,mbrubeck/servo,peterjoel/servo,dati91/servo,KiChjang/servo,saneyuki/servo,peterjoel/servo,saneyuki/servo,dsandeephegde/servo,anthgur/servo,saneyuki/servo,szeged/servo,nnethercote/servo,canaltinova/servo,ConnorGBrewster/servo,pyfisch/servo,sadmansk/servo,rnestler/servo,paulrouget/servo,mattnenterprise/servo,saneyuki/servo,mattnenterprise/servo,pyfisch/servo,SimonSapin/servo,upsuper/servo,emilio/servo,cbrewster/servo,cbrewster/servo,CJ8664/servo,pyfisch/servo,thiagopnts/servo,paulrouget/servo,nnethercote/servo,jimberlage/servo,emilio/servo,KiChjang/servo,paulrouget/servo,SimonSapin/servo,dsandeephegde/servo,rnestler/servo,ConnorGBrewster/servo,KiChjang/servo,avadacatavra/servo,larsbergstrom/servo,KiChjang/servo,splav/servo,thiagopnts/servo,jimberlage/servo,nnethercote/servo,paulrouget/servo,jimberlage/servo,eddyb/servo,dati91/servo,thiagopnts/servo,splav/servo,ConnorGBrewster/servo,fiji-flo/servo,notriddle/servo,notriddle/servo,DominoTree/servo,peterjoel/servo,splav/servo,dati91/servo,anthgur/servo,saneyuki/servo,CJ8664/servo,sadmansk/servo,eddyb/servo,mattnenterprise/servo,saneyuki/servo,ConnorGBrewster/servo,canaltinova/servo,anthgur/servo,KiChjang/servo,avadacatavra/servo,CJ8664/servo,upsuper/servo,paulrouget/servo,notriddle/servo,notriddle/servo,peterjoel/servo,mbrubeck/servo,CJ8664/servo,nnethercote/servo,rnestler/servo,emilio/servo,saneyuki/servo,notriddle/servo,notriddle/servo,SimonSapin/servo,fiji-flo/servo,mbrubeck/servo,szeged/servo,avadacatavra/servo,notriddle/servo,anthgur/servo,dsandeephegde/servo,ConnorGBrewster/servo,dati91/servo,nnethercote/servo,mattnenterprise/servo,thiagopnts/servo,emilio/servo,mbrubeck/servo,ConnorGBrewster/servo,sadmansk/servo,anthgur/servo,dati91/servo,splav/servo,eddyb/servo,KiChjang/servo,szeged/servo,dsandeephegde/servo,avadacatavra/servo,rnestler/servo,DominoTree/servo,DominoTree/servo,larsbergstrom/servo,szeged/servo,nnethercote/servo,thiagopnts/servo,paulrouget/servo,DominoTree/servo,thiagopnts/servo,dati91/servo,ConnorGBrewster/servo,pyfisch/servo,upsuper/servo,mbrubeck/servo,emilio/servo,rnestler/servo,eddyb/servo,splav/servo,thiagopnts/servo,DominoTree/servo,CJ8664/servo,mbrubeck/servo,ConnorGBrewster/servo,canaltinova/servo,eddyb/servo,upsuper/servo,larsbergstrom/servo,paulrouget/servo,emilio/servo,emilio/servo,paulrouget/servo,canaltinova/servo,KiChjang/servo,nnethercote/servo,avadacatavra/servo,canaltinova/servo,SimonSapin/servo,CJ8664/servo,splav/servo,thiagopnts/servo,szeged/servo,notriddle/servo,peterjoel/servo,larsbergstrom/servo,DominoTree/servo,cbrewster/servo,cbrewster/servo,szeged/servo,upsuper/servo,anthgur/servo,sadmansk/servo,jimberlage/servo,fiji-flo/servo,splav/servo,mbrubeck/servo,pyfisch/servo,pyfisch/servo,larsbergstrom/servo,mbrubeck/servo,SimonSapin/servo,CJ8664/servo,fiji-flo/servo,rnestler/servo,cbrewster/servo,paulrouget/servo,pyfisch/servo,mattnenterprise/servo,SimonSapin/servo,pyfisch/servo,mattnenterprise/servo,fiji-flo/servo,saneyuki/servo,sadmansk/servo,avadacatavra/servo,peterjoel/servo,jimberlage/servo,eddyb/servo,peterjoel/servo,mattnenterprise/servo,jimberlage/servo,anthgur/servo,pyfisch/servo,dati91/servo,mattnenterprise/servo,eddyb/servo,fiji-flo/servo,emilio/servo,CJ8664/servo,cbrewster/servo,splav/servo,sadmansk/servo,notriddle/servo,KiChjang/servo,DominoTree/servo,jimberlage/servo,szeged/servo,canaltinova/servo,peterjoel/servo,saneyuki/servo,dsandeephegde/servo,splav/servo,SimonSapin/servo,anthgur/servo,avadacatavra/servo,upsuper/servo,larsbergstrom/servo,peterjoel/servo,SimonSapin/servo,upsuper/servo,larsbergstrom/servo,peterjoel/servo,jimberlage/servo,larsbergstrom/servo,canaltinova/servo,emilio/servo,szeged/servo,larsbergstrom/servo,szeged/servo,cbrewster/servo,larsbergstrom/servo,emilio/servo,nnethercote/servo,splav/servo,eddyb/servo,fiji-flo/servo,nnethercote/servo,avadacatavra/servo,DominoTree/servo,upsuper/servo,rnestler/servo,cbrewster/servo,paulrouget/servo,dsandeephegde/servo,canaltinova/servo,saneyuki/servo,KiChjang/servo,DominoTree/servo,jimberlage/servo,pyfisch/servo,sadmansk/servo,notriddle/servo,dati91/servo,dsandeephegde/servo,fiji-flo/servo,szeged/servo