build(deps): bump gateway-api in the kube group across 1 directory

Bumps the kube group with 1 update in the / directory: [gateway-api](https://github.com/kube-rs/gateway-api-rs).


Updates `gateway-api` from 0.16.0 to 0.19.0
- [Release notes](https://github.com/kube-rs/gateway-api-rs/releases)
- [Commits](kube-rs/gateway-api-rs@v0.16.0...v0.19.0)

---
updated-dependencies:
- dependency-name: gateway-api
  dependency-version: 0.19.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: kube
...

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

Author: dependabot[bot]