fix latest expected version before upgrade

Author: pdurbin

doc/release-notes/6.8-release-notes.md

@@ -210,7 +210,7 @@ You are also very welcome to join the [Global Dataverse Community Consortium](ht
 
 Upgrading requires a maintenance window and downtime. Please plan accordingly, create backups of your database, etc.
 
-These instructions assume that you've already upgraded through all the 5.x releases and are now running Dataverse 6.6.
+These instructions assume that you've already upgraded through all the 5.x releases and are now running Dataverse 6.7.1.
 
 0\. These instructions assume that you are upgrading from the immediate previous version. See [tags on GitHub](https://github.com/IQSS/dataverse/tags) for a list of versions. If you are running an earlier version, the only supported way to upgrade is to progress through the upgrades to all the releases in between before attempting the upgrade to this version.
 
@@ -340,4 +340,4 @@ and
 
 See [How to configure a Shibboleth service provider (SP) to use MDQ](https://spaces.at.internet2.edu/display/MDQ/how-to-configure-shib-sp-to-use-mdq) for more information.
 
-c. Set the feature flag `dataverse.feature.shibboleth-use-wayfinder=true`.
+c. Set the feature flag `dataverse.feature.shibboleth-use-wayfinder=true`.