slapos_jio: Use appropriate relative_url on temporary objects

This prevents be redirected to another object when you click on the document.

master/bt5/slapos_jio/SkinTemplateItem/portal_skins/slapos_hal_json_style/HostingSubscription_getConnectionParameterList.py

@@ -7,6 +7,7 @@ for instance in context.getPredecessorValueList():
     break
 
 if found:
-  result = instance.SoftwareInstance_getConnectionParameterList(type)
+  result = instance.SoftwareInstance_getConnectionParameterList(type,
+                                 relative_url=context.getRelativeUrl())
 
 return result

master/bt5/slapos_jio/SkinTemplateItem/portal_skins/slapos_hal_json_style/SoftwareInstance_getConnectionParameterList.py

@@ -10,12 +10,15 @@ if connection_dict is None:
   return return_list
 
 portal = context.getPortalObject()
+if relative_url == None:
+  relative_url = context.getRelativeUrl()
+
 for k in sorted(connection_dict):
   if type == 'info' and not k.endswith('_info'):
     continue
   elif not type and k.endswith('_info'):
     continue
-  d = newTempDocument(portal, context.getRelativeUrl())
+  d = newTempDocument(portal, relative_url)
   d.edit(connection_key=k, connection_value=connection_dict[k])
   return_list.append(d)
 return return_list

master/bt5/slapos_jio/SkinTemplateItem/portal_skins/slapos_hal_json_style/SoftwareInstance_getConnectionParameterList.xml

@@ -50,7 +50,7 @@
         </item>
         <item>
             <key> <string>_params</string> </key>
-            <value> <string>type=None, **kwargs</string> </value>
+            <value> <string>type=None, relative_url=None, **kwargs</string> </value>
         </item>
         <item>
             <key> <string>id</string> </key>