fix: update mcp-name format in README (dot to slash)

Update mcp-name validation tag from io.github.tanbro.uiautomator2-mcp-server
to io.github.tanbro/uiautomator2-mcp-server (using slash instead of dot).

This is required for MCP Registry PyPI package ownership validation.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: tanbro

README.md

@@ -1,7 +1,7 @@
 # uiautomator2-mcp-server
 
 <!--
-mcp-name: io.github.tanbro.uiautomator2-mcp-server
+mcp-name: io.github.tanbro/uiautomator2-mcp-server
 -->
 
 [![PyPI](https://img.shields.io/pypi/v/uiautomator2-mcp-server)](https://pypi.org/project/uiautomator2-mcp-server/)

README.zh-CN.md

@@ -1,5 +1,9 @@
 # uiautomator2-mcp-server
 
+<!--
+mcp-name: io.github.tanbro/uiautomator2-mcp-server
+-->
+
 [![PyPI](https://img.shields.io/pypi/v/uiautomator2-mcp-server)](https://pypi.org/project/uiautomator2-mcp-server/)
 ![GitHub Tag](https://img.shields.io/github/v/tag/tanbro/uiautomator2-mcp-server)
 [![GitHub Release](https://img.shields.io/github/v/release/tanbro/uiautomator2-mcp-server)](https://github.com/tanbro/uiautomator2-mcp-server/releases)