fix: Remove task-master-ai as a dependency from the package.json generated during init

.vscode/extensions.json

@@ -1,3 +0,0 @@
-{
-	"recommendations": ["esbenp.prettier-vscode"]
-}

README.md

@@ -131,12 +131,6 @@ cd claude-task-master
 node scripts/init.js
 ```
 
-## Contributors
-
-<a href="https://github.com/eyaltoledano/claude-task-master/graphs/contributors">
-  <img src="https://contrib.rocks/image?repo=eyaltoledano/claude-task-master" alt="Task Master project contributors" />
-</a>
-
 ## Star History
 
 [![Star History Chart](https://api.star-history.com/svg?repos=eyaltoledano/claude-task-master&type=Timeline)](https://www.star-history.com/#eyaltoledano/claude-task-master&Timeline)