Update github.com/nginx/agent/v3 digest to 906b54a

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
github.com/nginx/agent/v3	require	digest	e745a32 -> 906b54a

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Configuration

📅 Schedule: Branch creation - Between 12:00 AM and 03:59 AM ( * 0-3 * * * ) in timezone America/Los_Angeles, 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.

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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 -d -t ./...
go: -d flag is deprecated. -d=true is a no-op
go: errors parsing go.mod:
go.mod:10:2: require github.com/nginx/agent/v3: version "v3.0.0-20250501123836-906b54aa5291" invalid: go.mod has non-.../v3 module path "github.com/nginx/agent/v2" (and .../v3/go.mod does not exist) at revision 906b54aa5291