build: enable sentence-case plugin for release notes (#3334)
build: enable sentence-case plugin for release notes (#3334)

* build: enable sentence-case plugin for release notes

* 🦉 Updates from OwlBot post-processor

See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md

* Update release-please-config.json

Co-authored-by: Benjamin E. Coe <69440dae14aaa9fe2429b324bfce03449d09e1db@google.com>

Co-authored-by: Owl Bot <7f39581e9a7ddb69f3fa3e6fc69a582ea2916fc9@users.noreply.github.com>
Co-authored-by: sofisl <db5f31dcffac94c616d6f139fc6a9d43079218ec@users.noreply.github.com>
Co-authored-by: Benjamin E. Coe <69440dae14aaa9fe2429b324bfce03449d09e1db@google.com>
googleapis/google-cloud-node,googleapis/google-cloud-node,googleapis/google-cloud-node,googleapis/google-cloud-node