Bump feldera from 4b0d99d to f6fb45f

Bumps [feldera](https://github.com/feldera/feldera) from `4b0d99d` to `f6fb45f`.
- [Release notes](https://github.com/feldera/feldera/releases)
- [Commits](feldera/feldera@4b0d99d...f6fb45f)

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

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