Fixed error in generate-feed command execution

Author: OStefan2001

bin/generate-feed.php bin/generate-feedbin/generate-feed.php renamed to bin/generate-feed

@@ -70,8 +70,7 @@
             "@development-enable"
         ],
         "post-update-cmd": [
-            "php bin/composer-post-install-script.php",
-            "php bin/generate-feed.php"
+            "php bin/composer-post-install-script.php"
         ],
         "development-disable": "laminas-development-mode disable",
         "development-enable": "laminas-development-mode enable",