vHive v1.5

Added

• Added support for eStargz in stock-only setup, added an example of knative deployment with eStargz. Credit to @DavidBuzatu-Marian

Changed

• Bumped Knative to v1.9, Go to v1.19, Kubernetes to v1.25, Istio to 1.16.0, metallb 0.13.9, Calico to 3.25.1.
• Bumped the GitHub-hosted runner OS version to Ubuntu 20.

Fixed

• vHive CRI (end-to-end) CI for firecracker and gVisor has been rehosted and is fully operational now.

Warning: This release drops support for Kubernetes 1.23.