Fixed bad class references.

module/VuFind/src/VuFind/Harvester/NAF.php

@@ -139,7 +139,7 @@ class NAF
             throw new \Exception('Problem opening file: ' . $localListFile . ".");
         }
         $id = '';
-        $solr = ConnectionManager::connectToIndex('SolrAuth');
+        $solr = \VuFind\Connection\Manager::connectToIndex('SolrAuth');
         do {
             Console::writeLine("Reading IDs starting with '{$id}'...");
             $list = $solr->getTerms('id', $id, 10000);

module/VuFind/src/VuFind/ILS/Driver/Unicorn.php

@@ -80,7 +80,7 @@ class Unicorn extends AbstractBase
             $this->search_prog = $this->config['Catalog']['search_prog'];
         }
 
-        $this->db = ConnectionManager::connectToIndex();
+        $this->db = \VuFind\Connection\Manager::connectToIndex();
     }
 
     /**