[IMP] test_themes, *: carousels adaptations

*: theme_anelusia, theme_artists, theme_avantgarde, theme_cobalt,
theme_cobalt, theme_enark, theme_loftspace, theme_notes,
theme_odoo_experts, theme_bewise, theme_bistro, theme_buzzy,
theme_clean, theme_graphene, theme_nano, theme_treehouse, theme_yes,
theme_aviato, theme_beauty, theme_bookstore, theme_kea, theme_kiddo,
theme_monglia, theme_orchid, theme_paptic, theme_real_estate,
theme_vehicle, theme_zap

This commit adapts the customizations related to `s_carousel`,
s_image_gallery` and `s_quotes_carousel` since these snippets has been
redesigned in PR[1].

task-3654328
Part of task-3619705

[1]: https://github.com/odoo/odoo/pull/172727

closes odoo/design-themes#836

Related: odoo/odoo#172727
Signed-off-by: Benoit Socias (bso) <bso@odoo.com>

theme_orchid/views/snippets/s_quotes_carousel.xml

@@ -52,7 +52,7 @@
         <attribute name="data-oe-shape-data">{"shape":"web_editor/Wavy/22","flip":[]}</attribute>
     </xpath>
     <!-- Shape -->
-    <xpath expr="//ol[hasclass('carousel-indicators')]" position="before">
+    <xpath expr="//div[hasclass('carousel-indicators')]" position="before">
         <div class="o_we_shape o_web_editor_Wavy_22"/>
     </xpath>
 </template>