Remove work-around that is now unnecessary
Remove work-around that is now unnecessary

We use rustup.rs, where each toolchain has its own Cargo version.

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