Remove template creation scenario from scenarios documentation

Removed the "Create and update Razor templates programmatically" scenario as template creation is not currently supported in the MCP server.

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

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

Author: Phil Whittaker

16/umbraco-cms/reference/developer-mcp/scenarios.md

@@ -240,12 +240,6 @@ Each scenario includes example prompts that demonstrate how to accomplish real-w
      **Required Tool Collections:** `document-type`
 
 9. **Template Management**
-   - Create and update Razor templates programmatically
-
-     **Example Prompt:** "Create a new Razor template called 'Product Detail' that inherits from Master"
-
-     **Required Tool Collections:** `template`
-
    - Execute template queries to test content rendering
 
      **Example Prompt:** "Test render the /products/widget-pro page using the Product Detail template"