Auto merge of #19876 - servo:1.23, r=emilio
Auto merge of #19876 - servo:1.23, r=emilio

Build Stylo with Rust 1.23

https://bugzilla.mozilla.org/show_bug.cgi?id=1433185

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