feat(integration): fix integration tests for v2.4.0 (#46)

.github/workflows/integration.yaml

@@ -137,6 +137,12 @@ jobs:
       if: |
         steps.magento-version.outputs.version == '"2.4.4"'
 
+    - run: composer require "dotmailer/dotmailer-magento2-extension-package:4.6.0-p2 as 4.6.0" --no-update
+      name: Fixup Dotmailer (https://devdocs.magento.com/guides/v2.4/release-notes/release-notes-2-4-0-commerce.html#dotdigital-1)
+      working-directory:  ${{ inputs.magento_directory }}
+      if: |
+        steps.magento-version.outputs.version == '"2.4.0"'
+
     - run: | 
         composer config --no-interaction allow-plugins.dealerdirect/phpcodesniffer-composer-installer true
         composer config --no-interaction allow-plugins.laminas/laminas-dependency-plugin true