docs: Update repository name from wikijs-sdk-python to py-wikijs

Updated all repository URL references to reflect the new repository name:
- setup.py: Updated project URLs
- pyproject.toml: Updated project URLs
- README.md: Updated badges and installation commands
- CLAUDE.md: Updated deployment strategy
- docs/wikijs_sdk_release_plan.md: Updated repository URL
- docs/CONTRIBUTING.md: Updated clone URLs and issue tracker links

Note: Python package name remains 'wikijs-python-sdk' for consistency
with pip naming conventions. Only repository name changed.

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

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

docs/wikijs_sdk_release_plan.md

@@ -1,7 +1,7 @@
 # Wiki.js Python SDK - Release Plan
 
 **Project Name:** `wikijs-python-sdk`  
-**Repository:** `https://gitea.hotserv.cloud/lmiranda/wikijs-sdk-python`  
+**Repository:** `https://gitea.hotserv.cloud/lmiranda/py-wikijs`  
 **License:** MIT  
 **Target Audience:** Python developers, DevOps engineers, Data scientists  
 
@@ -66,7 +66,7 @@ gantt
 - **Documentation**: API documentation and usage examples
 
 ### Success Criteria
-- [ ] Package installable via `pip install git+https://gitea.hotserv.cloud/lmiranda/wikijs-sdk-python.git`
+- [ ] Package installable via `pip install git+https://gitea.hotserv.cloud/lmiranda/py-wikijs.git`
 - [ ] Basic page operations work with real Wiki.js instance
 - [ ] >85% test coverage with passing CI/CD
 - [ ] Complete API documentation