Fix typo in JPQL query

src/main/java/envoy/server/data/Group.java

@@ -21,7 +21,7 @@ import javax.persistence.Table;
 @Table(name = "groups")
 @NamedQuery(
 	name = Group.findByName,
-	query = "SELECT g FROM Group g WHERRE g.name = :name"
+	query = "SELECT g FROM Group g WHERE g.name = :name"
 )
 public class Group extends Contact {