Update documentation for HOPS v3.3.0 automatic update features

- Update README.md with new update functionality and command-line flags
- Add comprehensive v3.3.0 changelog entry with all new features
- Update version badges and feature highlights
- Fix script references from hops.sh to hops across all documentation
- Add upgrade path documentation for automatic updates
- Update management command examples

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

ADVANCED.md

@@ -263,7 +263,7 @@ hops/
 ├── privileged-setup       # Root-only operations
 ├── user-operations        # User operations
 ├── services-improved      # Enhanced service definitions
-└── hops.sh               # Legacy main script
+└── hops                  # Main script
 ```
 
 #### Using Library Functions