Update Drupal 9 composer installation instructions

docs/drupal9/index.md

@@ -72,11 +72,10 @@ If `composer` is properly installed, then these example commands will add CiviCR
 ```
 cd /var/www/d9.example.org
 composer config extra.enable-patching true
-composer require civicrm/civicrm-asset-plugin:'~1.1'
-composer require civicrm/civicrm-{core,packages,drupal-8}:'~5.29'
+composer require civicrm/civicrm-{core,packages,drupal-8}:'~5.42'
 ```
 
-You should adjust the example path (`/var/www/d9.example.org`) and the example version (`~5.29`) as needed.
+You should adjust the example path (`/var/www/d9.example.org`) and the example version (`~5.42`) as needed.
 
 If you'd like more details to understand these commands or common errors, then please drill-down below.
 
@@ -97,10 +96,10 @@ If you'd like more details to understand these commands or common errors, then p
 
     | Package | Description |
     | -- | -- |
-    | `civicrm/civicrm-asset-plugin` | A tool which automatically copies JS+CSS assets from CiviCRM to D9's `web/` folder |
     | `civicrm/civicrm-core` | The primary CiviCRM codebase |
     | `civicrm/civicrm-drupal-8` | The integration module for CiviCRM and D8/D9 |
     | `civicrm/civicrm-packages` | A collection of third-party/legacy packages used by CiviCRM |
+    | `civicrm/civicrm-asset-plugin` | A tool which automatically copies JS+CSS assets from CiviCRM to D9's `web/` folder. Required by civicrm/civicrm-drupal-8 |
 
 ??? info "More detail: Version constraints"