[Toolkit] Fix comptability with Windows

Author: Kocal

src/Toolkit/src/Kit/KitSynchronizer.php

@@ -71,7 +71,7 @@ private function synchronizeComponents(Kit $kit): void
         foreach ($finder as $file) {
             $relativePathNameToKit = $file->getRelativePathname();
             $relativePathName = str_replace($componentsPath.\DIRECTORY_SEPARATOR, '', $relativePathNameToKit);
-            $componentName = $this->extractComponentName($relativePathName);
+            $componentName = $this->extractComponentName(Path::normalize($relativePathName));
 
             $meta = null;
             if ($this->filesystem->exists($metaJsonFile = Path::join($file->getPath(), str_replace('.html.twig', '.meta.json', $file->getBasename())))) {