feat(navigation): hard-switch to Zibll navigation and Font Awesome 5

inc/helpers/user-center-renderers/sidebar-nav.php

@@ -66,7 +66,7 @@ $render_grid = static function (array $items): void {
 		<?php foreach ($items as $item) : ?>
 			<a class="uc-service-grid__item uc-service-grid__item--<?php echo esc_attr((string) $item['tone']); ?><?php echo !empty($item['tab']) && ($active_tab ?? '') === $item['tab'] ? ' is-active' : ''; ?>" href="<?php echo esc_url((string) $item['url']); ?>"<?php if (!empty($item['tab'])) : ?> data-tab="<?php echo esc_attr((string) $item['tab']); ?>"<?php endif; ?>>
 				<span class="uc-service-grid__icon">
-					<i class="fas fa-<?php echo esc_attr((string) $item['icon']); ?>" aria-hidden="true"></i>
+					<i class="fa fas fa-<?php echo esc_attr((string) $item['icon']); ?>" aria-hidden="true"></i>
 					<?php if (!empty($item['count'])) : ?><small><?php echo esc_html((string) $item['count']); ?></small><?php endif; ?>
 				</span>
 				<span><?php echo esc_html((string) $item['label']); ?></span>