v1.0.0-rc11

What's Changed

• add stacker101 talk from internal presentation by @mikemccracken in #576
• Fix/556 grab side effect by @smoser in #568
• refactor: rename 'layer' as 'image' in stacker publish path by @rchincha in #583
• Deps by @smoser in #584
• chore: update stacker-bom dep by @rchincha in #585
• fix: use a umoci which has fix for another empty lgetxattr by @hallyn in #586
• ci: update go version to 1.21.x everywhere in ci by @rchincha in #587

Full Changelog: v1.0.0-rc10...v1.0.0-rc11