Issue #3282677: [DrupalCon] Automatic Updates beta test result

package_manager/src/ProcessFactory.php

@@ -75,7 +75,7 @@ final class ProcessFactory implements ProcessFactoryInterface {
       $env['COMPOSER_HOME'] = $this->getComposerHomePath();
     }
     // Ensure that the PHP interpreter is in the PATH.
-    $env['PATH'] = $this->getEnv('PATH') . ':' . static::getPhpDirectory();
+    $env['PATH'] = static::getPhpDirectory() . ':' . $this->getEnv('PATH');
     return $process->setEnv($env);
   }