Update pyproject.toml

Update version to 0.2.1

Author: designcomputer

pyproject.toml

@@ -1,6 +1,6 @@
 [project]
 name = "mysql_mcp_server"
-version = "0.2.0"
+version = "0.2.1"
 description = "A Model Context Protocol (MCP) server that enables secure interaction with MySQL databases. This server allows AI assistants to list tables, read data, and execute SQL queries through a controlled interface, making database exploration and analysis safer and more structured."
 readme = "README.md"
 requires-python = ">=3.11"