Auto merge of #19161 - tigercosmos:python2, r=emilio
Auto merge of #19161 - tigercosmos:python2, r=emilio

remove unused  script in `build_commands.py`

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code in `build_commands.py` duplicates with `openssl.makefile`, so it is unused.
(It only use in openssl)
https://github.com/servo/servo/blob/ae5dca985ee58fbcd18d7e470184beb2b7e3d547/python/servo/build_commands.py#L268
https://github.com/servo/servo/blob/ae5dca985ee58fbcd18d7e470184beb2b7e3d547/support/android/openssl.makefile#L9-L10
https://github.com/servo/servo/blob/ae5dca985ee58fbcd18d7e470184beb2b7e3d547/support/android/openssl.sh#L83-L84

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