Weight all test modules higher

Author: mglaman

src/Drupal/DrupalAutoloader.php

@@ -91,8 +91,7 @@ public function register(Container $container): void
 
         $this->moduleData = array_merge($this->extensionDiscovery->scan('module'), $profiles);
         usort($this->moduleData, static function (Extension $a, Extension $b) {
-            // blazy_test causes errors, ensure it is loaded last.
-            return $a->getName() === 'blazy_test' ? 10 : 0;
+            return strpos($a->getName(), '_test') !== false ? 10 : 0;
         });
         $this->themeData = $this->extensionDiscovery->scan('theme');
         $this->addTestNamespaces();