Migrate to shared alert component

Migrated the alert component to use the shared one

app/views/shared/hook_logs/_content.html.haml

@@ -10,12 +10,10 @@
 %hr
 
 - if hook_log.internal_error_message.present?
-  .gl-alert-container
-    .gl-alert.gl-alert-danger
-      .gl-alert-container
-        = sprite_icon('error', size: 16, css_class: 'gl-icon gl-alert-icon gl-alert-icon-no-title')
-        .gl-alert-content
-          %h4.gl-alert-title= _('Internal error occurred while delivering this webhook.')
+  = render 'shared/global_alert',
+    title: _('Internal error occurred while delivering this webhook.'),
+    variant: :danger,
+    dismissible: false do
     .gl-alert-body
       = _('Error: %{error}') % { error: hook_log.internal_error_message }