remove legacy migration stuff from aliases [#34236671]
remove legacy migration stuff from aliases [#34236671]

jamesblunt/chorus,hewtest/chorus,atul-alpine/chorus,lukepolo/chorus,mpushpav/chorus,mpushpav/chorus,jamesblunt/chorus,jamesblunt/chorus,prakash-alpine/chorus,jamesblunt/chorus,mpushpav/chorus,lukepolo/chorus,hewtest/chorus,lukepolo/chorus,hewtest/chorus,hewtest/chorus,mpushpav/chorus,prakash-alpine/chorus,atul-alpine/chorus,jamesblunt/chorus,prakash-alpine/chorus,lukepolo/chorus,prakash-alpine/chorus,hewtest/chorus,atul-alpine/chorus,mpushpav/chorus,hewtest/chorus,atul-alpine/chorus,lukepolo/chorus,mpushpav/chorus,atul-alpine/chorus,prakash-alpine/chorus,lukepolo/chorus,hewtest/chorus,atul-alpine/chorus,lukepolo/chorus,mpushpav/chorus,hewtest/chorus,atul-alpine/chorus,jamesblunt/chorus,jamesblunt/chorus