chore(deps): Update actions (major)

[renovate]

Note

Mend has cancelled the proposed renaming of the Renovate GitHub app being renamed to mend[bot].

This notice will be removed on 2025-10-07.

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This PR contains the following updates:

Package	Type	Update	Change
actions/setup-go	action	major	v5 -> v6
actions/setup-node	action	major	v4 -> v5

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Release Notes

actions/setup-go (actions/setup-go)

v6

Compare Source

actions/setup-node (actions/setup-node)

v5

Compare Source

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Configuration

📅 Schedule: Branch creation - Between 12:00 AM and 03:59 AM, on day 1 of the month ( * 0-3 1 * * ) (UTC), Automerge - At any time (no schedule defined).

🚦 Automerge: Enabled.

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

👻 Immortal: This PR will be recreated if closed unmerged. Get config help if that's undesired.

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