Bump feldera from fe49bff to 6896890

Bumps [feldera](https://github.com/feldera/feldera) from `fe49bff` to `6896890`.
- [Release notes](https://github.com/feldera/feldera/releases)
- [Commits](feldera/feldera@fe49bff...6896890)

---
updated-dependencies:
- dependency-name: feldera
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>