fixed windows download link

Author: code2k13

docs/index.html

@@ -72,7 +72,7 @@
                         href="https://github.com/code2k13/starrem2k13#running-using-docker-recommended">Run with Docker
                     </a>
 
-                    <a class="btn  btn-outline-secondary btn-sm" type="button" href="">Download for Windows <i
+                    <a class="btn  btn-outline-secondary btn-sm" type="button" href="https://github.com/code2k13/starrem2k13/releases/download/v2.1_win/starrem2k13_win.zip">Download for Windows <i
                             class="ri-windows-line"></i></a>
                     <a class="btn  btn-outline-secondary btn-sm" type="button"
                         href="https://github.com/code2k13/starrem2k13/releases/download/v2.0_linux/starrem2k13_ubuntu_20.04.tar.gz">