feat: migrate`recreateClosed` to `recreateWhen` (#21039)

docs/usage/configuration-options.md

docs/usage/key-concepts/pull-requests.md

lib/config/__snapshots__/index.spec.ts.snap

...onfig/migrations/custom/recreate-closed-migration.spec.ts

lib/config/migrations/custom/recreate-closed-migration.ts

lib/config/migrations/migrations-service.ts

lib/config/options/index.ts

lib/config/types.ts

lib/workers/global/config/parse/cli.spec.ts

lib/workers/global/config/parse/cli.ts

lib/workers/global/config/parse/env.spec.ts

lib/workers/global/config/parse/env.ts

lib/workers/repository/update/branch/check-existing.spec.ts

lib/workers/repository/update/branch/check-existing.ts

lib/workers/repository/update/branch/index.spec.ts

...kers/repository/update/pr/body/config-description.spec.ts

lib/workers/repository/update/pr/pr-fingerprint.ts

...rs/repository/updates/__snapshots__/generate.spec.ts.snap

lib/workers/repository/updates/generate.spec.ts

lib/workers/repository/updates/generate.ts