chore: prepare release

[ldez]

Due to an error related to Snapcraft, some artifacts of the v2.1.4 (and v2.1.3) release have not been published.

  ⨯ release failed after 24m57s             
    error=
    │ 1 error occurred:
    │ 	* snapcraft packages: failed to push dist/golangci-lint_amd64.snap package: exit status 1: Uploading... (--->)
    │ Uploading... (<---)
    │ Issue encountered while processing your request: [500] Internal Server Error.
    │ Full execution log: '/home/runner/.local/state/snapcraft/log/snapcraft-20250424-180109.349558.log'
Error: The process '/opt/hostedtoolcache/goreleaser-action/2.8.1/x64/goreleaser' failed with exit code 1

https://github.com/golangci/golangci-lint/actions/runs/14647925042/job/41106612987

I tried to renew the Snapcraft token, we will see if this changes something.
If not, I will disable Snapcraft.

Related to #5763