loongson/pypi: links for 12306-search-mcp

loongson/mirror 12306_search_mcp-0.1.4.tar.gz
loongson/mirror 12306_search_mcp-0.1.4-py3-none-any.whl
loongson/mirror 12306_search_mcp-0.1.2.tar.gz
loongson/mirror 12306_search_mcp-0.1.2-py3-none-any.whl
loongson/mirror 12306_search_mcp-0.1.1.tar.gz
loongson/mirror 12306_search_mcp-0.1.1-py3-none-any.whl