Fix ARI warnings about new lines at the end of messages, which

	Fix ARI warnings about new lines at the end of messages, which
	are unneeded as there is a new line added at the end of the message
	automatically.
	* darwin-nat.c (darwin_stop_inferior): Ditto.
	* dec-thread.c (dec_thread_get_ada_task_ptid): Ditto.
	* dfp.c (decimal_to_number): Ditto.
	* exec.c (print_section_info): Ditto.
	* i386-darwin-nat.c (darwin_set_sstep): Ditto.
	* osdata.c (get_osdata): Ditto.
	* record.c (bfdcore_write): Ditto.
	* remote-mips.c (mips_readchar): Ditto.
	* remote.c (read_ptid): Ditto.
	* ser-mingw.c (ser_windows_raw): Ditto.
	* tracepoint.c (add_local_symbols): Ditto.
	* windows-nat.c (fake_create_process): Ditto.