Use strict types instead of var

wizard-server/src/main/java/org/cobbzilla/wizard/dao/AbstractCRUDDAO.java

@@ -302,13 +302,13 @@ public abstract class AbstractCRUDDAO<E extends Identifiable>
                                             + " SET " + String.join(" IS NULL, ", setFields) + " IS NULL"
                                             + whereClause);
         } else {
-            final var setFieldsSQLPart = Arrays.stream(setFields)
-                                               .map(s -> s + (s == null ? " IS NULL" : " = :" + s))
-                                               .collect(Collectors.joining(", "));
+            final String setFieldsSQLPart = Arrays.stream(setFields)
+                                                  .map(s -> s + (s == null ? " IS NULL" : " = :" + s))
+                                                  .collect(Collectors.joining(", "));
             queryBase = session.createQuery("UPDATE " + getEntityClass().getSimpleName()
                                             + " SET " + setFieldsSQLPart
                                             + whereClause);
-            for (var i = 0; i < setValues.length; i++) {
+            for (int i = 0; i < setValues.length; i++) {
                 if (setValues[i] != null) queryBase.setParameter(setFields[i], setValues[i]);
             }
         }