v0.21.0-alpha.10

What's Changed

• build: Generate image list files for distro and version by @ThomasK33 in #2177
• refactor: allow extra authenticators for vcluster pro by @FabianKramm in #2182
• Make it possible to create virtual clusters with numbers only name by @johannesfrey in #2168
• refactor: use separate access key per vCluster by @FabianKramm in #2184
• Use regular access key for all vCluster types by @FabianKramm in #2185
• refactor: figure out k8s version in helm chart by @FabianKramm in #2186

Full Changelog: v0.21.0-alpha.9...v0.21.0-alpha.10