fix(deps): update module github.com/moby/buildkit to v0.27.0

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
github.com/moby/buildkit	v0.26.3 → v0.27.0

---

Warning

Some dependencies could not be looked up. Check the Dependency Dashboard for more information.

---

Release Notes

moby/buildkit (github.com/moby/buildkit)

v0.27.0

Compare Source

---

Configuration

📅 Schedule: Branch creation - At any time (no schedule defined), Automerge - At any time (no schedule defined).

🚦 Automerge: Disabled by config. Please merge this manually once you are satisfied.

♻ Rebasing: Never, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about this update again.

---

• If you want to rebase/retry this PR, check this box

---

This PR was generated by Mend Renovate. View the repository job log.

[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):

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

Details:

Package	Change
go	1.24.6 -> 1.25.0
github.com/docker/docker-credential-helpers	v0.9.4 -> v0.9.5
github.com/klauspost/compress	v1.18.1 -> v1.18.2
github.com/moby/go-archive	v0.1.0 -> v0.2.0
github.com/sigstore/sigstore	v1.9.6-0.20251111174640-d8ab8afb1326 -> v1.10.0
google.golang.org/genproto/googleapis/api	v0.0.0-20250929231259-57b25ae835d4 -> v0.0.0-20251103181224-f26f9409b101
google.golang.org/genproto/googleapis/rpc	v0.0.0-20251022142026-3a174f9686a8 -> v0.0.0-20251103181224-f26f9409b101
google.golang.org/protobuf	v1.36.10 -> v1.36.11

[packit-as-a-service]

Ephemeral COPR build failed. @containers/packit-build please check.