Update migrate-themes.md

Author: piotrekkaminski

guides/v2.0/howdoi/migrate/migrate-themes.md

@@ -14,7 +14,4 @@ Magento 1 themes cannot be migrated to Magento 2 directly. Following options are
 
 * Working with your front-end developer/designer to create a new theme for Magento 2. Use this chance to make sure your site is responsive and follow best practices.
 * Installing one of the available themes from the <a href="https://marketplace.magento.com/themes.html">Magento Marketplace</a>.
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-For full information please see the complete <a href="{{ site.gdeurl }}migration/bk-migration-guide.html">Migration Guide</a>
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+*