hw/hppa/Kconfig: LASI chipset requires PARALLEL port

hw/hppa/Kconfig: LASI chipset requires PARALLEL port

The PARISC Lasi chipset emulation requires some of the common parallel
support and fails to build on a --without-default-devices:

    LINK    hppa-softmmu/qemu-system-hppa
  /usr/bin/ld: hw/hppa/lasi.o: in function `lasi_init':
  hw/hppa/lasi.c:324: undefined reference to `parallel_mm_init'
  collect2: error: ld returned 1 exit status
  make[1]: *** [Makefile:206: qemu-system-hppa] Error 1

Fixes: 376b851909d
Reported-by: Alex Bennée <[email protected]>
Signed-off-by: Philippe Mathieu-Daudé <[email protected]>
Message-Id: <20200129192350[email protected]>
Acked-by: Helge Deller <[email protected]>
Signed-off-by: Thomas Huth <[email protected]>