Auto merge of #19383 - emilio:rerere, r=emilio
Auto merge of #19383 - emilio:rerere, r=emilio

Add clang packages for non-debian linuxes.

This relands #19381. Hopefully the sync service lands this PR and everything can go back to normal.

<!-- Reviewable:start -->
---
This change is [<img src="https://reviewable.io/review_button.svg" height="34" align="absmiddle" alt="Reviewable"/>](https://reviewable.io/reviews/servo/servo/19383)
<!-- Reviewable:end -->

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