update download link for v1.0.3

Author: chrissimpkins

docs/index.md

@@ -34,7 +34,7 @@ Then navigate to the root of your project directory:
 
 Download the Cinder theme archive by clicking the button below.
 
-<a href="https://github.com/chrissimpkins/cinder/archive/v1.0.2.zip"><button type="button" class="btn btn-success"><i class="fas fa-cloud-download-alt fa-3x"></i> </br>  <span style="font-size:20px;">Download Cinder</span></button></a>
+<a href="https://github.com/chrissimpkins/cinder/archive/v1.0.3.zip"><button type="button" class="btn btn-success"><i class="fas fa-cloud-download-alt fa-3x"></i> </br>  <span style="font-size:20px;">Download Cinder</span></button></a>
 
 Unpack the contents of the archive into a directory named `cinder` at the top level of your MkDocs project directory.