Bumps the public release for the ctx_shell removal:

- client/Cargo.toml: 0.9.0 -> 0.10.0
- homeassistant/config.yaml: 0.9.0 -> 0.10.0
- server/src/NebuCtx.Server.Core/ToolRegistry.cs ServerVersion.Current: 0.9.0 -> 0.10.0
- Cargo.lock updated via cargo update
- CHANGELOG.md: new 0.10.0 Removed section for ctx_shell
- homeassistant/CHANGELOG.md: new 0.10.0 add-on entry bundling the removal