[MIG] document_page_reference: Migration to 18.0

[FIX]document_page_reference :log warning updated

[FIX]document_page_reference: null value issue fixed

document_page_reference/views/document_page.xml

@@ -27,6 +27,7 @@
             </field>
         </field>
     </record>
+
     <record id="view_wiki_menu_form" model="ir.ui.view">
         <field name="name">document.page.menu.form</field>
         <field name="model">document.page</field>
@@ -44,6 +45,7 @@
             </field>
         </field>
     </record>
+
     <record model="ir.ui.view" id="document_page_search_view">
         <field name="name">document.page.search (in knowledge_reference)</field>
         <field name="model">document.page</field>
@@ -54,6 +56,7 @@
             </field>
         </field>
     </record>
+
     <record model="ir.ui.view" id="document_page_tree_view">
         <field name="name">document.page.tree (in knowledge_reference)</field>
         <field name="model">document.page</field>

document_page_reference/views/report_document_page.xml

@@ -8,7 +8,7 @@
             <attribute name="t-if">1==0</attribute>
         </xpath>
         <xpath expr="//div[@t-raw='doc.content']" position="after">
-            <div t-raw="doc.get_raw_content()" />
+            <t t-out="doc.get_raw_content()" />
         </xpath>
     </template>
 </odoo>