arm64 resilio-sync ebuild fix

# https://gitweb.gentoo.org/repo/gentoo.git/tree/net-p2p/resilio-sync/resilio-sync-2.7.2.1375.ebuild # from

SRC_URI="
    amd64? ( ${BASE_URI/@arch@/amd64} )
    x86? ( ${BASE_URI/@arch@/i386} )
"

##### SRC_URI patched
DESCRIPTION="Resilient, fast and scalable file synchronization tool"
HOMEPAGE="https://resilio.com/"
SRC_URI="amd64? ( ${BASE_URI/@arch@/amd64} )
    x86? ( ${BASE_URI/@arch@/i386} )
    arm64? ( ${BASE_URI/@arch@/arm64} )
    arm? ( ${BASE_URI/@arch@/armhf} )
"
# https://download-cdn.resilio.com/2.7.1.1370/Debian/resilio-sync_${PV}-1_arm64.deb
# https://download-cdn.resilio.com/2.7.1.1370/Debian/resilio-sync_${PV}-1_armel.deb
# https://download-cdn.resilio.com/2.7.1.1370/Debian/resilio-sync_${PV}-1_armhf.deb