Fix About and Software Center page metadata

ui/public/metadata.json

@@ -1,8 +1,8 @@
 {
   "name": "DNSMasq",
   "description": {
-    "en": "DNSMasq is a lightweight DNS, TFTP, PXE, router advertisement and DHCP server. It is intended to provide coupled DNS and DHCP service to a LAN.",
-    "it": "DNSMasq è un server DNS, TFTP, PXE, router advertisement e DHCP leggero. È inteso per fornire servizi DNS e DHCP accoppiati a una LAN."
+    "en": "Lightweight DNS and DHCP server for the local network",
+    "it": "Un server DNS e DHCP leggero per la rete locale"
   },
   "categories": [],
   "authors": [
@@ -12,7 +12,7 @@
     }
   ],
   "docs": {
-    "documentation_url": "https://docs.nethserver.org/projects/ns8",
+    "documentation_url": "https://docs.nethserver.org/projects/ns8/en/latest/dnsmasq.html",
     "bug_url": "https://github.com/NethServer/dev",
     "code_url": "https://github.com/NethServer/ns8-dnsmasq"
   },