[IMP] theme_*: extract shapes to configurator-dedicated templates

This commit extracts the pre-defined section shapes from blocks into
templates that are dedicated to being used by the configurator.

For blocks that are not used in configurator pages, the configurator
templates have not been created.

task-3381714

Part-of: odoo/design-themes#692

theme_buzzy/views/snippets/s_banner.xml

@@ -5,7 +5,6 @@
    <!-- Section -->
    <xpath expr="//section" position="attributes">
       <attribute name="class" add="pb120 pt256 oe_img_bg o_bg_img_center" remove="pt96 pb96" separator=" "/>
-      <attribute name="data-oe-shape-data">{"shape":"web_editor/Origins/02_001","flip":[]}</attribute>
       <!-- Enable SVG dynamic color functionality -->
       <attribute name="style">background-image:url('/web_editor/shape/theme_buzzy/s_banner.svg?c1=o-color-1'); background-position: 50% 37%</attribute>
    </xpath>
@@ -15,10 +14,6 @@
    <xpath expr="//div[hasclass('o_grid_item_image')]" position="replace"/>
    <!-- Remove hr -->
    <xpath expr="//div[hasclass('s_hr')]" position="replace"/>
-   <!-- Shape -->
-   <xpath expr="//div[hasclass('container')]" position="before">
-      <div class="o_we_shape o_web_editor_Origins_02_001"/>
-   </xpath>
    <!-- Row - remove grid mode -->
    <xpath expr="//div[hasclass('row')]" position="attributes">
       <attribute name="class" remove="o_grid_mode" separator=" "/>
@@ -44,4 +39,15 @@
    </xpath>
 </template>
 
+<template id="configurator_s_banner" inherit_id="website.configurator_s_banner">
+    <!-- Shape option -->
+    <xpath expr="//section" position="attributes">
+        <attribute name="data-oe-shape-data">{"shape":"web_editor/Origins/02_001","flip":[]}</attribute>
+    </xpath>
+    <!-- Shape -->
+    <xpath expr="//div[hasclass('container')]" position="before">
+        <div class="o_we_shape o_web_editor_Origins_02_001"/>
+    </xpath>
+</template>
+
 </odoo>