klaus-toolchains release vgo/v0.1.3

What’s Changed

• feat: automerge klaus image updates and receive release dispatch by @teemow in https://github.com/giantswarm/klaus-toolchains/pull/5
• feat: notify personality repos on toolchain release via repository_dispatch by @teemow in https://github.com/giantswarm/klaus-toolchains/pull/6
• feat: enable automerge on dispatch-created PRs by @teemow in https://github.com/giantswarm/klaus-toolchains/pull/10
• chore: bump klaus base image from 0.0.38 to 0.0.40 by @teemow in https://github.com/giantswarm/klaus-toolchains/pull/11

Full Changelog: https://github.com/giantswarm/klaus-toolchains/compare/go/v0.1.2...go/v0.1.3