build: minor container fixes

[awakecoding]

[github-actions[bot]]

Let maintainers know that an action is required on their side

• Add the label https://github.com/Devolutions/devolutions-gateway/labels/release-required when you request a maintainer to cut a new release (Devolutions Gateway, Devolutions Agent, Jetsocat, PowerShell module)

• Add the label https://github.com/Devolutions/devolutions-gateway/labels/release-blocker if a follow-up is required before cutting a new release

• Add the label https://github.com/Devolutions/devolutions-gateway/labels/publish-required when you request a maintainer to publish libraries (Devolutions.Gateway.Utils, OpenAPI clients, etc.)

• Add the label https://github.com/Devolutions/devolutions-gateway/labels/publish-blocker if a follow-up is required before publishing libraries