Make qa/279 use forced_restart explicitly in one of its cases
Make qa/279 use forced_restart explicitly in one of its cases

This ensures the test exercises what it is trying to exercise still,
in the exciting new world of pcp daemons running non-root.  Test will
still work for older releases too, handily.

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