bump sitemap

security warning was being encountered by the current version

Author: gcavanunez

composer.json

@@ -32,7 +32,7 @@
         "predis/predis": "^1.1",
         "spatie/laravel-feed": "^4.4",
         "spatie/laravel-ignition": "^2.9",
-        "spatie/laravel-sitemap": "^6.2",
+        "spatie/laravel-sitemap": "^7.3",
         "stil/gd-text": "^1.1",
         "tightenco/ziggy": "^2.5",
         "typesense/typesense-php": "^4.9",