mandel/testing: links for ocyan-plugin-demo-data

mandel/stable ocyan_plugin_demo_data-1.2.5.tar.gz
mandel/stable ocyan_plugin_demo_data-1.2.5-py3-none-any.whl
mandel/testing ocyan_plugin_demo_data-1.2.5rc1.tar.gz
mandel/testing ocyan_plugin_demo_data-1.2.5rc1-py3-none-any.whl
mandel/testing ocyan_plugin_demo_data-1.2.4-py3-none-any.whl