Merge pull request #874 from yx464050145/master

Update asterfusion-vAsterNOS.gns3a

Author: grossmj

appliances/asterfusion-vAsterNOS.gns3a

@@ -6,7 +6,7 @@
     "vendor_name": "Asterfusion",
     "vendor_url": "https://cloudswit.ch/",
     "vendor_logo_url": "https://raw.githubusercontent.com/GNS3/gns3-registry/master/vendor-logos/asterfusion.png",
-    "documentation_url": "https://help.cloudswit.ch/portal/en/home",
+    "documentation_url": "https://help.cloudswit.ch/portal/en/kb/articles/vasternos",
     "product_name": "vAsterNOS",
     "product_url": "https://cloudswit.ch/product/sonic-enterprise-distribution",
     "registry_version": 4,