Release v0.2.5

What's Changed

• Use the full canonical name of the docker.io repo by @ktsakalozos in #31
• Disable host image kubelet and containerd services by @neoaggelos in #32
• Add integration tests for CI by @neoaggelos in #33
• Increase visibility into cluster during integration tests by @neoaggelos in #35
• Upgrade to Go 1.19 by @neoaggelos in #34
• Cleanup unused APIs by @neoaggelos in #36
• Only run GitHub actions in pull requests by @neoaggelos in #37
• Remove unused iptables redirect rules by @neoaggelos in #38
• Refactor cloudinit generation by @neoaggelos in #39
• Add proxy configuration and cleanup cluster templates by @neoaggelos in #42
• Make the integration test cloud agnostic by @ktsakalozos in #40

Full Changelog: v0.2.4...v0.2.5