Doc change: fix broken link in publishing steps TOC.

Change-Id: I1b7453dfe276be40a23f1bd59a463e6d4f9b0412

Author: ddougherty

docs/html/distribute/googleplay/publish/preparing.jd

@@ -15,7 +15,7 @@ page.title=Publishing Checklist for Google Play
 <li><a href="#inapp-billing">9. Consider In-app Billing</a></li>
 <li><a href="#pricing">10. Set prices for your apps</a></li>
 <li><a href="#localize">11. Start localization early</a></li>
-<li><a href="#localize">12. Prepare promotional graphics</a></li>
+<li><a href="#graphics">12. Prepare promotional graphics</a></li>
 <li><a href="#apk">13. Build the release-ready APK</a></li>
 <li><a href="#product-page">14. Complete the product details</a></li>
 <li><a href="#badges">15. Use Google Play badges</a></li>