Merge pull request #373 from ASCWebServices/canini-2

d9 readiness for custom themes

web/themes/asc_bootstrap/asc_bootstrap.info.yml

-core: 8.x
+core_version_requirement: ^8 || ^9
 type: theme
 base theme: bootstrap
 

web/themes/asc_bootstrap/asc_bootstrap.theme

@@ -12,7 +12,7 @@
 function asc_bootstrap_preprocess_page(&$vars, $hook) {
  // Render the library as laid out in herchel.libraries.yml
  $libraries['#attached']['library'][] = 'asc_bootstrap/asc_bootstrap-corescripts';
- drupal_render($libraries);
+ \Drupal::service('renderer')->render($libraries);
 
  //adds site name variable which is used as logo alt and title text
  $vars['site_name'] = \Drupal::config('system.site')->get('name');

web/themes/asc_gateway/asc_gateway.info.yml

-core: 8.x
+core_version_requirement: ^8 || ^9
 type: theme
 base theme: bootstrap
 

web/themes/asc_seven/asc_seven.info.yml

@@ -18,7 +18,7 @@ description: 'Adds custom CSS to default administration theme for Drupal 8.'
 alt text: 'Default administration theme for Drupal 8 with simple blocks, clean lines, and custom CSS.'
 package: Core
 version: VERSION
-core: 8.x
+core_version_requirement: ^8 || ^9
 
 regions:
   header: 'Header'