erp5_api_style: Add Proxy roles to generate Error records

bt5/erp5_api_style/SkinTemplateItem/portal_skins/erp5_api_style/ERP5Site_logApiErrorAndReturn.xml

@@ -52,6 +52,18 @@
             <key> <string>_params</string> </key>
             <value> <string>error_code=400, text_content="", error_message="", error_name="", error_link="", detail_list=None</string> </value>
         </item>
+        <item>
+            <key> <string>_proxy_roles</string> </key>
+            <value>
+              <tuple>
+                <string>Assignee</string>
+                <string>Assignor</string>
+                <string>Associate</string>
+                <string>Auditor</string>
+                <string>Manager</string>
+              </tuple>
+            </value>
+        </item>
         <item>
             <key> <string>id</string> </key>
             <value> <string>ERP5Site_logApiErrorAndReturn</string> </value>