containerd: update to 1.6.8

Bumping containerd to version v1.6.8-8-g579a6380e, which comprises the following commits:

    1efd8b947 ci: remove GOPROXY environment variable due to go-yaml/yaml#887
    0448673af Do not append []string{""} to command to preserve Docker compatibility
    5c230ece0 Fix cleanup in critest
    ed9d3dc37 oci: WithDefaultUnixDevices(): remove tun/tap from the default devices
    3364f411e Prepare release notes for v1.6.8
    390920429 release workflow: remove Go setup action
    cf48ba6e8 release workflow: increase timeout to 30 minutes
    57873e652 release: rollback Ubuntu to 18.04 (except for riscv64)
    eccb82f6d Update release build timeout to 20 minutes
    6a854d4b5 Update mailmap
    61612e1a2 Prepare release notes for 1.6.7
    d199ee462 Update golang to 1.17.13
    0578d20c5 Change os.Stderr reassign for Windows service
    12cae4961 Update Vagrant CI to macos-12
    bc4091aae chore: bump macos runner version
    cb73bd050 Windows HostProcess container CRI stats test
    ac388525a Add validations for Windows HostProcess CRI configs
    0007f40fe [release/1.6] go.mod: Bump hcsshim to v0.9.4
    c9607e78c Update Fedora version to 36
    2952b66c0 CI: add riscv64 builds
    6b2dc9a37 release/Dockerfile: update Ubuntu to 22.04 for supporting riscv64
    745dc07c4 seccomp: support riscv64
    c2f841f21 Create ppc64le release
    86b55bd8d seccomp: allow clock_settime64 when CAP_SYS_TIME is added
    f3da3e51f allow ptrace(2) by default for kernel >= 4.8
    aa1101068 [release/1.6] update golang to 1.17.12
    37dfc5c9d [release/1.6] Fix WWW-Authenticate parsing

Signed-off-by: Bruce Ashfield <[email protected]>

recipes-containers/containerd/containerd-opencontainers_git.bb

@@ -5,7 +5,7 @@ DESCRIPTION = "containerd is a daemon to control runC, built for performance and
                support as well as checkpoint and restore for cloning and live migration of containers."
 
 
-SRCREV = "4e92d8e7e439530f5bb17e57a77481e9aa3da851"
+SRCREV = "579a6380ec93ab92a6e7f26167fe4f18dfcf2a4b"
 SRC_URI = "git://github.com/containerd/containerd;branch=release/1.6;protocol=https \
            file://0001-Add-build-option-GODEBUG-1.patch \
            file://0001-Makefile-allow-GO_BUILD_FLAGS-to-be-externally-speci.patch \
@@ -15,8 +15,8 @@ SRC_URI = "git://github.com/containerd/containerd;branch=release/1.6;protocol=ht
 LICENSE = "Apache-2.0"
 LIC_FILES_CHKSUM = "file://src/import/LICENSE;md5=1269f40c0d099c21a871163984590d89"
 
-CONTAINERD_VERSION = "v1.6.6"
-CVE_VERSION = "1.6.6"
+CONTAINERD_VERSION = "v1.6.8"
+CVE_VERSION = "1.6.8"
 
 EXTRA_OEMAKE += "GODEBUG=1"