Code Standards Cleanup for 4.x

Noted when running Update Status Drupal 11 compliance pass the following issues identified from code review.

Are the committed changes to address the following?

Acquia Connector,  4.0.9
Scanned on Wed, 10/09/2024 - 14:09

FILE:
modules/contrib/acquia_connector/tests/src/Kernel/AcquiaConnectorTestBase.php

STATUS         LINE                           MESSAGE                           
--------------------------------------------------------------------------------
Ignore         127  Call to deprecated method renderPlain() of class            
                    Drupal\Core\Render\Renderer. Deprecated in drupal:10.3.0 and
                    is removed from drupal:12.0.0. Use                          
                    Drupal\Core\Render\RendererInterface::renderInIsolation()   
                    instead.                                                    
--------------------------------------------------------------------------------

FILE:
modules/contrib/acquia_connector/tests/src/Kernel/Client/ClientFactoryTest.php

STATUS         LINE                           MESSAGE                           
--------------------------------------------------------------------------------
Ignore         22   Call to deprecated method getConfig() of class              
                    GuzzleHttp\Client: Client::getConfig will be removed in     
                    guzzlehttp/guzzle:8.0.                                      
--------------------------------------------------------------------------------

FILE: modules/contrib/acquia_connector/tests/src/Kernel/HelpIntegrationTest.php

STATUS         LINE                           MESSAGE                           
--------------------------------------------------------------------------------
Ignore         42   Call to deprecated method renderPlain() of class            
                    Drupal\Core\Render\Renderer. Deprecated in drupal:10.3.0 and
                    is removed from drupal:12.0.0. Use                          
                    Drupal\Core\Render\RendererInterface::renderInIsolation()   
                    instead.                                                    
--------------------------------------------------------------------------------