Issue with HBM properties

See https://hibernate.atlassian.net/browse/HHH-10982

We temporarily disable the automatic constraint creation.

This temporary change requires a manual:

   alter table acct add constraint AccountRootCode unique (root, code);

modules/minigl/src/main/resources/org/jpos/gl/Account.hbm.xml

@@ -28,13 +28,13 @@
     </id>
 
     <discriminator column="subclass" type="string" length="1" />
-    <properties name="uniqueCode" unique="true">
-      <many-to-one name="root"  not-null="false" foreign-key="FKAccountChart" lazy="false" />
+    <!-- properties name="uniqueCode" unique="true"  see HHH-10982 -->
       <property name="code">
-        <column name="code" sql-type="varchar(255)"
-                not-null="true" index="acctCode" />
+        <column name="code" sql-type="varchar(255)" not-null="true" />
       </property>
-    </properties>
+      <many-to-one name="root"  not-null="false" foreign-key="FKAccountChart" lazy="false" />
+    <!-- /properties -->
+
     <property name="description" />
     <property name="tags"  type="org.jpos.ee.usertype.TagsType">
       <column name="tags" sql-type="varchar(255)" not-null="false" />