qemu kvm add Cooper Lake cpu model

FYI: part of upcoming qemu 4.2 for Ubuntu

This bug was fixed in the package qemu - 1:4.2-1ubuntu1

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qemu (1:4.2-1ubuntu1) focal; urgency=medium

  * Merge with Debian testing, Among many other things this fixes LP Bugs:
    LP: #1847806 - add mff* instructions to not break on ppc64 with newer glibc
    LP: #1812822 - avoid crashes on detaching vhost_net interfaces
    LP: #1852744 - Crypto Passthrough Interrupt Support
    LP: #1853316 - CCW IPL Support
    Remaining changes:
    - qemu-kvm to systemd unit
      - d/qemu-kvm-init: script for QEMU KVM preparation modules, ksm,
        hugepages and architecture specifics
      - d/qemu-system-common.qemu-kvm.service: systemd unit to call
        qemu-kvm-init
      - d/qemu-system-common.install: install helper script
      - d/qemu-system-common.maintscript: clean old sysv and upstart scripts
      - d/qemu-system-common.qemu-kvm.default: defaults for
        /etc/default/qemu-kvm
      - d/rules: call dh_installinit and dh_installsystemd for qemu-kvm
    - Distribution specific machine type (LP: 1304107 1621042)
      - d/p/ubuntu/define-ubuntu-machine-types.patch: define distro machine
        types
      - d/qemu-system-x86.NEWS Info on fixed machine type definitions
        for host-phys-bits=true (LP: 1776189)
      - add an info about -hpb machine type in debian/qemu-system-x86.NEWS
      - provide pseries-bionic-2.11-sxxm type as convenience with all
        meltdown/spectre workarounds enabled by default. (LP: 1761372).
    - Enable nesting by default
      - d/p/ubuntu/expose-vmx_qemu64cpu.patch: expose nested kvm by default
        in qemu64 cpu type.
      - d/p/ubuntu/enable-svm-by-default.patch: Enable nested svm by default
        in qemu64 on amd
        [ No more strictly needed, but required for backward compatibility ]
    - improved dependencies
      - Make qemu-system-common depend on qemu-block-extra
      - Make qemu-utils depend on qemu-block-extra
      - let qemu-utils recommend sharutils
    - s390x support
      - Create qemu-system-s390x package
      - Enable numa support for s390x
      - d/rules: build s390-ccw.img with upstream Makefile
      - d/rules: build s390-netboot.img with upstream Makefile
    - arch aware kvm wrappers
    - d/control: update VCS links
    - tolerate ipxe size change on migrations to >=18.04 (LP: 1713490)
      - d/p/ubuntu/pre-bionic-256k-ipxe-efi-roms.patch: old machine types
        reference 256k path
      - d/control-in: depend on ipxe-qemu-256k-compat-efi-roms to be able to
        handle incoming migrations from former releases.
    - d/control-in: Disable capstone disassembler library support (universe)
    - d/control: disable bluetooth being deprecated
    - d/not-installed: ignore new interop docs and extra icons for now
    - d/not-installed: do not install elf2dmp until namespaced
    - d/qemu-utils.install: install new tools qemu-edid and qemu-keymap
    - d/control-in: promote qemu-efi/ovmf in Ubuntu (LP 1570617)
    - d/binfmt-update-in: fix binfmt being called in some containers
      (LP 1840956)
  - Dropped changes (in Debian)
    - qemu-guest-agent: freeze-hook fixes (LP: 1484990)
      - d/qemu-guest-agent.install: provide /etc/qemu/fsfree...