fix(deps): update github.com/shortlink-org/go-sdk/config digest to 4fad402

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
github.com/shortlink-org/go-sdk/config	require	digest	160ea5d -> 4fad402

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

[renovate]

⚠️ Artifact update problem

Renovate failed to update artifacts 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: auth/go.sum

Command failed: install-tool golang 1.25.3

File name: batch/go.sum

Command failed: install-tool golang 1.25.3

File name: cache/go.sum

Command failed: install-tool golang 1.25.3

File name: db/go.sum

Command failed: install-tool golang 1.25.3

File name: eventsourcing/go.sum

Command failed: install-tool golang 1.25.3

File name: flight_trace/go.sum

Command failed: install-tool golang 1.25.3

File name: grpc/go.sum

Command failed: install-tool golang 1.25.3

File name: http/go.sum

Command failed: install-tool golang 1.25.3

File name: logger/go.sum

Command failed: install-tool golang 1.25.3

File name: mq/go.sum

Command failed: install-tool golang 1.25.3

File name: observability/go.sum

Command failed: install-tool golang 1.25.3

File name: s3/go.sum

Command failed: install-tool golang 1.25.3