imp: Reset the scroll when doing a "day" action in the news

This was disturbing because the context of the page was lost after
marking a day as read for instance (for instance, the middle of the list
of links of the next day would appear instead of its beginning).

src/views/news/index.phtml

@@ -46,7 +46,7 @@
                     <nav class="popup__container popup__container--left" role="menu">
                         <div class="popup__title"><?= _('Actions on the day') ?></div>
 
-                        <form data-turbo-preserve-scroll method="post" action="<?= url('mark collection as read', ['id' => $news->id]) ?>" role="menuitem">
+                        <form method="post" action="<?= url('mark collection as read', ['id' => $news->id]) ?>" role="menuitem">
                             <input type="hidden" name="csrf" value="<?= $csrf_token ?>" />
                             <input type="hidden" name="from" value="<?= url('news') ?>" />
                             <input type="hidden" name="date" value="<?= $date_group->date->format('Y-m-d') ?>" />
@@ -57,7 +57,7 @@
                             </button>
                         </form>
 
-                        <form data-turbo-preserve-scroll method="post" action="<?= url('read collection later', ['id' => $news->id]) ?>" role="menuitem">
+                        <form method="post" action="<?= url('read collection later', ['id' => $news->id]) ?>" role="menuitem">
                             <input type="hidden" name="csrf" value="<?= $csrf_token ?>" />
                             <input type="hidden" name="from" value="<?= url('news') ?>" />
                             <input type="hidden" name="date" value="<?= $date_group->date->format('Y-m-d') ?>" />
@@ -71,7 +71,6 @@
                         <div class="popup__separator"></div>
 
                         <form
-                            data-turbo-preserve-scroll
                             method="post"
                             action="<?= url('never read collection', ['id' => $news->id]) ?>"
                             data-turbo-confirm="<?= _('You’ll remove all the news links, this action cannot be canceled. Are you sure?') ?>"