MFC to RELENG_7   Remove a superfluous line in run_interrupt_driven_config_hooks(),   next_entry is already initialized during TAILQ_FOREACH_SAFE().
MFC to RELENG_7
  Remove a superfluous line in run_interrupt_driven_config_hooks(),
  next_entry is already initialized during TAILQ_FOREACH_SAFE().

  PR:             kern/119604
  Approved by:    rwatson (mentor)
  MFC after:      1 month

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