Add a commit to make sure the database has uncommitted data for the following query.

SyncDatabase/Sources/SyncDatabase/SyncStatusTable.swift

@@ -30,6 +30,8 @@ struct SyncStatusTable: DatabaseTable {
 				let updateSQL = "update syncStatus set selected = true"
 				database.executeUpdate(updateSQL, withArgumentsIn: nil)
 
+				database.commit()
+				
 				var selectSQL = "select * from syncStatus where selected == true"
 				if let limit = limit {
 					selectSQL = "\(selectSQL) limit \(limit)"