Updated documentation based on RAM increase (#1035)

https://github.com/community-scripts/ProxmoxVE/commit/0f2e49fbeb300861faae99ebacdbb75ec7f8b87e

json/sabnzbd.json

@@ -19,7 +19,7 @@
             "script": "ct/sabnzbd.sh",
             "resources": {
                 "cpu": 2,
-                "ram": 2048,
+                "ram": 4096,
                 "hdd": 8,
                 "os": "debian",
                 "version": "12"
@@ -31,4 +31,4 @@
         "password": null
     },
     "notes": []
-}
+}