rename ss-tools to superset-tools across the entire project

- Replace all occurrences of 'ss-tools' with 'superset-tools' in 104 files
- Rename git bundle file ss-tools.bundle → superset-tools.bundle
- Update .gitignore pattern accordingly
- Preserve variable names (hasSsTools etc.) and code identifiers

specs/003-project-launch-script/quickstart.md

@@ -14,7 +14,7 @@ No installation required. The script is part of the repository.
 
 1.  Navigate to the project root:
     ```bash
-    cd ss-tools
+    cd superset-tools
     ```
 
 2.  Make the script executable (if not already):