Format paths in rector.php for consistency

Author: tdwesten

rector.php

@@ -6,11 +6,11 @@
 
 return RectorConfig::configure()
     ->withPaths([
-        __DIR__ . '/config',
-        __DIR__ . '/field-generator',
-        __DIR__ . '/resources',
-        __DIR__ . '/src',
-        __DIR__ . '/tests',
+        __DIR__.'/config',
+        __DIR__.'/field-generator',
+        __DIR__.'/resources',
+        __DIR__.'/src',
+        __DIR__.'/tests',
     ])
     // uncomment to reach your current PHP version
     // ->withPhpSets()