fixed logic behind var name

Author: Itay Melo Krämer

src/generateNginxConfig.php

@@ -6,8 +6,8 @@
 echo PHP_EOL . "\033[32m" . "Certificates : " . "\033[0m" . PHP_EOL;
 foreach ($certFiles as $cert) {
     if ($cert == '.' || $cert == '..') continue;
-    if (pathinfo($cert, PATHINFO_EXTENSION) === 'crt') continue;
-    if ($cert === 'default.key') continue;
+    if (pathinfo($cert, PATHINFO_EXTENSION) === 'key') continue;
+    if ($cert === 'default.crt') continue;
     $domain = pathinfo($cert, PATHINFO_FILENAME);
     echo PHP_EOL . "\033[32m" . "- " . $domain . "\033[0m" . PHP_EOL;
     $virtualHost = getenv('VIRTUAL_HOST') ?: throw new \Exception('env VIRTUAL_HOST is required');