backstage release v0.113.0

Added

• Add deployment edit mode with DeploymentPicker and EntityPicker scaffolder fields.
• Add MCP tool get-helm-chart-values for fetching Helm chart default values and schema.
• Add ConfigMap and Secret resource classes, HelmRelease valuesFrom inspection methods, and core API resource path support.
• Dereference external schema references in app deployment configuration.

Changed

• Reduce system prompt instructions for muster.

Fixed

• Show Troubleshoot button in case a Deployment workload is not ready. See ./docs/releases/v0.113.0-changelog.md for more information.