Merge pull request docker#7083 from docker/tfoxnc-patch-1

grammar fix

Author: Tammy Fox

ee/ucp/release-notes.md

@@ -12,7 +12,7 @@ redirect_from:
 
 Here you can learn about new features, bug fixes, breaking changes, and
 known issues for the latest UCP version.
-You can then use [the upgrade instructions](admin/install/upgrade.md), to
+You can then use [the upgrade instructions](admin/install/upgrade.md) to
 upgrade your installation to the latest release.
 
 * [Version 3.0](#version-30)