initscripts 1.0 : change it to MACHINE_ARCH and bump PR

initscripts 1.0 : change it to MACHINE_ARCH and bump PR

This recipe is clearly MACHINE_ARCH because:
  do_install_append_hipox () {
          ln -sf          ../init.d/sysfs.sh      ${D}${sysconfdir}/rc6.d/S80sysfs
  }
Then one could think,why not putting it machine arch only for hipox...
but :
  recipes/initscripts $ find initscripts-1.0/ -type d
  initscripts-1.0/
  initscripts-1.0/jornada56x
  initscripts-1.0/tosa
  initscripts-1.0/slugos
  initscripts-1.0/gumstix-verdex
  initscripts-1.0/mtx-2
  initscripts-1.0/h3900
  initscripts-1.0/collie
  initscripts-1.0/gumstix-connex
  initscripts-1.0/logicpd-pxa270
  initscripts-1.0/h3600
  initscripts-1.0/simpad
  initscripts-1.0/akita
  initscripts-1.0/mtx-1
  initscripts-1.0/foonas
  initscripts-1.0/openprotium
  initscripts-1.0/poodle
  initscripts-1.0/oplinux
  initscripts-1.0/oplinux-uclibc
  initscripts-1.0/spitz
  initscripts-1.0/jornada6xx
  initscripts-1.0/uml
  initscripts-1.0/jornada7xx
  initscripts-1.0/openmn
  initscripts-1.0/c7x0