Update golang.zx2c4.com/wireguard/wgctrl digest to a9ab227

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
golang.zx2c4.com/wireguard/wgctrl	require	digest	925a1e7 → a9ab227

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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: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

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

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

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[renovate]

⚠️ Artifact update problem

Renovate failed to update an artifact related to this branch. You probably do not want to merge this PR as-is.

♻ Renovate will retry this branch, including artifacts, only when one of the following happens:

• any of the package files in this branch needs updating, or
• the branch becomes conflicted, or
• you click the rebase/retry checkbox if found above, or
• you rename this PR's title to start with "rebase!" to trigger it manually

The artifact failure details are included below:

File name: go.sum

Command failed: go get -t ./...
go: module github.com/cilium/ebpf@v0.20.0 requires go >= 1.24.0; switching to go1.24.11
go: downloading go1.24.11 (linux/amd64)
go: download go1.24.11: golang.org/toolchain@v0.0.1-go1.24.11.linux-amd64: verifying module: checksum database disabled by GOSUMDB=off