feat(changelogs): Migrate fetchReleaseNotes to fetchChangeLogs (#25364)

docs/usage/configuration-options.md

docs/usage/dependency-pinning.md

docs/usage/examples/self-hosting.md

docs/usage/getting-started/private-packages.md

docs/usage/getting-started/running.md

docs/usage/getting-started/use-cases.md

docs/usage/key-concepts/automerge.md

docs/usage/self-hosted-configuration.md

...g/migrations/custom/fetch-release-notes-migration.spec.ts

...config/migrations/custom/fetch-release-notes-migration.ts

lib/config/options/index.ts

lib/config/types.ts

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

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

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

lib/workers/repository/update/pr/index.ts

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