epm prescription: added blacklist-kvm (eterbug #18372)

prescription.d/blacklist-kvm.sh

+#!/bin/sh
+
+SUPPORTEDARCHES=''
+DESCRIPTION="Blacklist KVM modules to ensure compatibility with VirtualBox"
+
+. $(dirname $0)/common.sh
+
+assure_root
+
+cat > /etc/modprobe.d/epm-kvm-blacklist.conf <<'EOF'
+blacklist kvm
+blacklist kvm_intel
+blacklist kvm_amd
+EOF
+
+a= make-initrd
+
+echo "KVM modules have been blacklisted."
+echo "Please reboot your system for the changes to take effect."