fix(deps): update module github.com/google/go-containerregistry to v0.21.0

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
github.com/google/go-containerregistry	v0.20.7 → v0.21.0

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Release Notes

google/go-containerregistry (github.com/google/go-containerregistry)

v0.21.0

Compare Source

This release updates the minimum Go version to 1.25.6.

What's Changed

• fix(mutate): don't skip dir replacements via whiteout in export by @​r4f4 in #​2191
• Improve performance of v1.NewHash by @​bmoylan in #​2194
• Bump the actions group across 1 directory with 4 updates by @​dependabot[bot] in #​2207
• Bump the root-deps group across 1 directory with 7 updates by @​dependabot[bot] in #​2195
• Fix error messages in crane_test.go by @​jammie-jelly in #​2189
• Bump go version across packages to 1.25.6 by @​Subserial in #​2211
• Join go.mod dependency updates by @​Subserial in #​2212
• Bump the go-deps group across 3 directories with 3 updates by @​dependabot[bot] in #​2213
• Disable taint gosec lints by @​Subserial in #​2215
• Update go version used in goreleaser by @​Subserial in #​2216

New Contributors

• @​r4f4 made their first contribution in #​2191
• @​jammie-jelly made their first contribution in #​2189

Full Changelog: google/go-containerregistry@v0.20.7...v0.21.0

v0.20.8

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[renovate]

ℹ️ Artifact update notice

File name: go.mod

In order to perform the update(s) described in the table above, Renovate ran the go get command, which resulted in the following additional change(s):

• 4 additional dependencies were updated
• The go directive was updated for compatibility reasons

Details:

Package	Change
go	1.25.0 -> 1.25.6
github.com/containerd/stargz-snapshotter/estargz	v0.18.1 -> v0.18.2
github.com/docker/cli	v29.1.4+incompatible -> v29.2.1+incompatible
github.com/klauspost/compress	v1.18.3 -> v1.18.4
golang.org/x/sys	v0.40.0 -> v0.41.0