chore(main): release 2.8.11-SNAPSHOT (#910)

:robot: I have created a release *beep* *boop*
---


### Updating meta-information for bleeding-edge SNAPSHOT release.

---
This PR was generated with [Release Please](https://github.com/googleapis/release-please). See [documentation](https://github.com/googleapis/release-please#release-please).
6 files changed
tree: e4d62049569563b173ad41acac2eb3944cb5002e
  1. java-core/