Remove spurious hpcrun_safe_enter/exit bracket from hpcrun_set_real_siglongjmp.
Remove spurious hpcrun_safe_enter/exit bracket from hpcrun_set_real_siglongjmp.

zcth428/hpctoolkit111,zcth428/hpctoolkit111,zcth428/hpctoolkit111,zcth428/hpctoolkit111,zcth428/hpctoolkit111