chore: rebrand plugin to unRAID, expand description with full action reference (v1.1.4)

- Add displayName "unRAID" to plugin.json and marketplace.json
- Expand description to list all 15 action domains and 107 subactions
- Mark destructive subactions with * in description
- Bump version 1.1.3 → 1.1.4

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

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

pyproject.toml

@@ -10,7 +10,7 @@ build-backend = "hatchling.build"
 # ============================================================================
 [project]
 name = "unraid-mcp"
-version = "1.1.3"
+version = "1.1.4"
 description = "MCP Server for Unraid API - provides tools to interact with an Unraid server's GraphQL API"
 readme = "README.md"
 license = {file = "LICENSE"}