Fix typo in the url (#518)

Author: MasterLambaster

meta.json

@@ -4582,7 +4582,7 @@
     "description": "Free, open source and self-hosted solution for automated PostgreSQL backups. With multiple storage options and notifications",
     "logo": "postgresus.svg",
     "links": {
-      "github": "hhttps://github.com/RostislavDugin/postgresus",
+      "github": "https://github.com/RostislavDugin/postgresus",
       "website": "https://postgresus.com",
       "docs": "https://postgresus.com"
     },