chore(ci): rotate secrets (#2754)

# GitHub Stored
## Organization Secrets
- [-] `ARTIFACTS_PAT`
- [-] `GH_NIX_TOKEN`
- [-] `GOLEM_CLIENT_SECRET`
- [-] `GOLEM_PRIVATE_KEY`
- [x] `NIXBUILD_TOKEN`
- [x] `UNION_ORG_PAT`
- [x] `UNION_RELEASES_PAT`

## Repo Secrets
- [-] `ACTIONS_RUNNER_DEBUG`
- [-] `ACTIONS_STEP_DEBUG`
- [x] `CLOUDFLARE_ACCOUNT_ID`
- [x] `CLOUDFLARE_WORKERS_API_TOKEN`
- [-] `CLOUDFLARE_ZONE_ID`
- [x] `GCP_AR_CRED_JSON`
- [-] `GOOGLE_CLOUD_API_KEY`
- [x] `NETLIFY_TOKEN`
- [-] `NIXBUILD_TOKEN` *(overwrite)*
- [-] `NPM_TOKEN` *(Omar said he would replace)*
- [-] `PAT`
- [-] `STORYBLOK_TOKEN`
- [-] `VERCEL_ORG_ID`
- [-] `VERCEL_PROJECT_ID`
- [-] `VERCEL_TOKEN`