Remove steps for unused linux-dev-yaml test builder
Remove steps for unused linux-dev-yaml test builder

These steps were used while testing the transition to dynamic steps.
Now that dynamic steps are working properly, this builder has been
decommissioned, and its steps are no longer needed.

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