update manifest

Author: Jason2866

package.json

@@ -14,6 +14,6 @@
     "type": "git",
     "url": "https://github.com/pioarduino/esptool"
   },
-  "version": "5.0.0-dev",
+  "version": "5.0.0",
   "date": "2025-06-19"
-}
+}