Allow all composer plugins

src/DrupalCI/Plugin/BuildTask/BuildStep/CodebaseAssemble/ComposerContrib.php

@@ -87,6 +87,9 @@ class ComposerContrib extends BuildTaskBase implements BuildStepInterface, Build
     $this->io->writeln("Adding packages.drupal.org as composer repository");
     $this->execRequiredEnvironmentCommands($cmd, 'Composer config failure');
 
+    $cmd = "sudo -u www-data /usr/local/bin/composer ${verbose}config allow-plugins true --working-dir ${source_dir}";
+    $this->io->writeln("Allow all composer plugins");
+    $this->execRequiredEnvironmentCommands($cmd, 'Composer config failure');
 
     $cmd = "sudo -u www-data /usr/local/bin/composer ${verbose} require drupal/" . $project . " " . $composer_branch . " --prefer-source --prefer-stable${progress} --no-suggest --no-interaction --working-dir " . $source_dir;