skopeo: update to v1.20.0

Bumping skopeo to version v1.20.0, which comprises the following commits:

    e2c1eecd Bump to v1.20.0
    33d3ae41 chore(deps): update module github.com/docker/docker to v28.3.3+incompatible [security]
    36176ac4 fix(deps): update github.com/opencontainers/image-spec digest to 2daaaaf
    d1bbcb46 openshiftCluster.dockerLogin: create path with parents
    5973d144 integration: rename registry binary
    a4f3fb31 Update dependency golangci/golangci-lint to v2.3.0
    203a4cf7 Improve parameter passing to hack/test-system.sh
    319d18c0 Improve parameter passing to hack/test-integration.sh
    94e94998 Centralize policy edits in copySuite.policyFixture
    5d2cb67f Use t.Cleanup in fileFromFixture
    d64b5991 Update module github.com/spf13/pflag to v1.0.7
    0aab0745 Update module github.com/containers/common to v0.64.0
    a3b8e175 Update opencontainers/image-spec after opencontainers/image-spec#1253 .
    f17b4c96 Update module github.com/containers/image/v5 to v5.36.0
    f87d5696 Update dependency golangci/golangci-lint to v2.2.2
    f9bdc2d8 Consolidate options shared between copy and sync to sharedCopyOptions
    1f18641d Consistently use AddFlagSet before flag definitions
    4ac60afc Update GPG keys not to use SHA-1
    862c2331 Update module golang.org/x/term to v0.33.0
    ef2375bc Update module github.com/Masterminds/semver/v3 to v3.4.0
    3de83e9f Update dependency golangci/golangci-lint to v2.2.1
    3c93577b Packit: disable official CentOS Stream update job
    ac8b6527 Update Neil Smith's GitHub username in MAINTAINERS.md

Signed-off-by: Bruce Ashfield <bruce.ashfield@gmail.com>

Author: zeddii

recipes-containers/skopeo/skopeo_git.bb

@@ -22,12 +22,12 @@ RDEPENDS:${PN} = " \
 "
 
 SRC_URI = " \
-    git://github.com/containers/skopeo;branch=main;protocol=https;destsuffix=git/src/github.com/containers/skopeo \
+    git://github.com/containers/skopeo;branch=release-1.20;protocol=https;destsuffix=git/src/github.com/containers/skopeo \
     file://0001-makefile-add-GOBUILDFLAGS-to-go-build-call.patch \
 "
 
-SRCREV = "b6c726f854084e9ace9dc69be6c0be0131ed1573"
-PV = "v1.19.0+git"
+SRCREV = "e2c1eecd40b9121adf431a33cbbe60d22dc9fad7"
+PV = "v1.20.0+git"
 GO_IMPORT = "import"
 
 S = "${UNPACKDIR}/git/src/github.com/containers/skopeo"