Minor: k3s update from v1.26.2+k3s1 to v1.26.3+k3s1

[cguertin14]

This release updates Kubernetes to v1.26.3, and fixes a number of issues.

For more details on what's new, see the Kubernetes release notes.

Changes since v1.26.2+k3s1:

• Add E2E to Drone (#6890)
• Add flannel adr (#6973)
• Update flannel and kube-router (#7039)
• Bump various dependencies for CVEs (#7044)
• Adds a warning about editing to the containerd config.toml file (#7057)
• Update stable version in channel server (#7066)
• Wait for kubelet port to be ready before setting (#7041)
  • The agent tunnel authorizer now waits for the kubelet to be ready before reading the kubelet port from the node object.
• Improve support for rotating the default self-signed certs (#7032)
  • The k3s certificate rotate-ca checks now support rotating self-signed certificates without the --force option.
• Skip all pipelines based on what is in the PR (#6996)
• Add missing kernel config checks (#6946)
• Remove deprecated nodeSelector label beta.kubernetes.io/os (#6970)
• MultiClusterCIDR for v1.26 (#6885)
  • MultiClusterCIDR feature
• Remove Nikolai from MAINTAINERS list (#7088)
• Add automation for Restart command for K3s (#7002)
• Fix to Rotate CA e2e test (#7101)
• Drone: Cleanup E2E VMs on test panic (#7104)
• Update to v1.26.3-k3s1 (#7108)
• Pin golangci-lint version to v1.51.2 (#7113)
• Clean E2E VMs before testing (#7109)
• Update flannel to fix NAT issue with old iptables version (#7136)

Embedded Component Versions

Component	Version
Kubernetes	v1.26.3
Kine	v0.9.9
SQLite	3.39.2
Etcd	v3.5.5-k3s1
Containerd	v1.6.19-k3s1
Runc	v1.1.4
Flannel	v0.21.4
Metrics-server	v0.6.2
Traefik	v2.9.4
CoreDNS	v1.9.4
Helm-controller	v0.13.1
Local-path-provisioner	v0.0.23

Helpful Links

As always, we welcome and appreciate feedback from our community of users. Please feel free to:

• Open issues here
• Join our Slack channel
• Check out our documentation for guidance on how to get started or to dive deep into K3s.
• Read how you can contribute here