[FIX] website_slides: layout, add missing #wrap id

The '#wrap' id is needed by website themes to correctly
handle layout options.

closes odoo/odoo#34024

Signed-off-by: Quentin Smetz (qsm) <qsm@odoo.com>

addons/website_slides/views/website_slides_templates_homepage.xml

@@ -5,7 +5,7 @@
 <template id='courses_home' name="Odoo Courses Homepage">
     <t t-set="body_classname" t-value="'o_wslides_body'"/>
     <t t-call="website.layout">
-        <div class="wrap o_wslides_wrap">
+        <div id="wrap" class="wrap o_wslides_wrap">
             <section class="s_banner overflow-hidden bg-900" style="background-image: url(&quot;/website_slides/static/src/img/banner_default.svg&quot;); background-size: cover; background-position: 55% 65%">
                 <div class="container align-items-center d-flex mb-5 mt-lg-5 pt-lg-4 pb-lg-1">
                     <div>

addons/website_slides/views/website_slides_templates_lesson.xml

@@ -6,7 +6,7 @@
     <t t-set="body_classname" t-value="'o_wslides_body'"/>
     <t t-call="website.layout">
         <t t-set="main_object" t-value="slide"/>
-        <div class="wrap o_wslides_wrap">
+        <div id="wrap" class="wrap o_wslides_wrap">
             <div class="o_wslides_lesson_header o_wslides_gradient position-relative text-white pb-0 pt-2 pt-md-5">
                 <t t-call="website_slides.course_nav">
                     <t t-set="channel" t-value="slide.channel_id"/>