chore: Bump version to 0.4.0

- Version bump from 0.3.1 to 0.4.0
- Includes new run_sysql tool for direct SysQL query execution
- Improved documentation with proper SysQL syntax examples
- Removed Sage branding from documentation

Author: alecron

pyproject.toml

@@ -1,6 +1,6 @@
 [project]
 name = "sysdig-mcp-server"
-version = "0.3.1"
+version = "0.4.0"
 description = "Sysdig MCP Server"
 readme = "README.md"
 requires-python = ">=3.12"