Remove general PHP Libraries entry from sidebar

Keep only individual library entries (Laravel, Livewire, Symfony Process)

Author: bgashebr

docs/.vuepress/config-client/sidebar.ts

@@ -214,10 +214,6 @@ export default {
                     path: '/els-for-libraries/symfony-process/',
                     icon: '/images/symfony-logo.webp',
                 },
-                {
-                    path: '/els-for-libraries/php-libraries/',
-                    icon: '/images/php-logo.webp',
-                },
                 {
                     title: 'JavaScript',
                     type: 'section-header',