qa: remove debug archive extraction from 787
qa: remove debug archive extraction from 787

Failing for me with ...

$ diff 787.out*
1027a1028
> rm: cannot remove ‘/tmp/convert.*’: No such file or directory

looks like some leftover debugging there; commented out now.

adfernandes/pcp,tjanez/pcp,adfernandes/pcp,wuliming/pcp,edwardt/pcp,prasincs/pcp,tjanez/pcp,aeg-aeg/pcpfans,tjanez/pcp,prasincs/pcp,andyvand/cygpcpfans,tjanez/pcp,aeg-aeg/pcpfans,wuliming/pcp,prasincs/pcp,wuliming/pcp,edwardt/pcp,aeg-aeg/pcpfans,edwardt/pcp,aeg-aeg/pcpfans,edwardt/pcp,tjanez/pcp,wuliming/pcp,edwardt/pcp,adfernandes/pcp,adfernandes/pcp,prasincs/pcp,andyvand/cygpcpfans,prasincs/pcp,adfernandes/pcp,wuliming/pcp,aeg-aeg/pcpfans,andyvand/cygpcpfans,tjanez/pcp,adfernandes/pcp,andyvand/cygpcpfans,wuliming/pcp,aeg-aeg/pcpfans,edwardt/pcp,tjanez/pcp,andyvand/cygpcpfans,prasincs/pcp,prasincs/pcp,andyvand/cygpcpfans,wuliming/pcp,andyvand/cygpcpfans,adfernandes/pcp,adfernandes/pcp,edwardt/pcp,aeg-aeg/pcpfans,wuliming/pcp,andyvand/cygpcpfans,tjanez/pcp,prasincs/pcp,aeg-aeg/pcpfans,edwardt/pcp