chore(deps): update module github.com/golangci/golangci-lint/v2 to v2.12.2

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
github.com/golangci/golangci-lint/v2	v2.12.1 → v2.12.2

---

Release Notes

golangci/golangci-lint (github.com/golangci/golangci-lint/v2)

v2.12.2

Compare Source

Released on 2026-05-06

1. Linters bug fixes
   • gomodguard_v2: fix blocked configuration
   • gomodguard_v2: from 2.1.0 to 2.1.3
   • iface: from 1.4.1 to 1.4.2

---

Configuration

📅 Schedule: (in timezone Asia/Tokyo)

• Branch creation
  • "before 8am on Saturday,before 8am on Sunday"
• Automerge
  • At any time (no schedule defined)

🚦 Automerge: Enabled.

♻ Rebasing: Whenever PR is behind base branch, 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: tools/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):

• 3 additional dependencies were updated

Details:

Package	Change
github.com/pelletier/go-toml/v2	v2.3.0 -> v2.3.1
github.com/ryancurrah/gomodguard/v2	v2.1.0 -> v2.1.3
github.com/uudashr/iface	v1.4.1 -> v1.4.2