[IMP] documentation: legal page design

Prior to this commit, the terms and conditions were displayed in a table
with all the languages and it was not practical for the futur, with many
more languages.

task-3073198

closes odoo/documentation#3058

Signed-off-by: Antoine Vandevenne (anv) <anv@odoo.com>

extensions/odoo_theme/static/js/switchers.js

@@ -12,7 +12,7 @@
      * original target URL) that is available.
      */
     const _prepareSwitchersFallbacks = () => {
-        document.querySelectorAll('a[class="dropdown-item"]').forEach(element => {
+        document.querySelectorAll('a[class="o_switcher_item"]').forEach(element => {
             element.addEventListener('click', async event => {
                 if (element.hasAttribute('href')) {
                     const targetUrl = element.getAttribute('href');