main/*: replace all sbin/runscript with sbin/openrc-run

main/aconf/APKBUILD

main/aconf/aconf.initd

main/aiccu/APKBUILD

main/aiccu/aiccu.initd

main/alsa-utils/APKBUILD

main/alsa-utils/alsa.initd

main/apache2/APKBUILD

main/apache2/apache2.initd

main/apcupsd/APKBUILD

main/apcupsd/apcupsd.initd

main/aports-build/APKBUILD

main/aports-build/aports-build.initd

main/arpon/APKBUILD

main/arpon/arpon.initd

main/arpwatch/APKBUILD

main/arpwatch/arpwatch.initd

main/asterisk/APKBUILD

main/asterisk/asterisk.initd

main/atheme-iris/APKBUILD

main/atheme-iris/atheme-iris.initd