Fix links

docs/_data/sponsors.json

@@ -546,6 +546,13 @@
       "title": "nycjackets",
       "width": "120",
       "height": "54"
+    },
+    "theleathercity": {
+      "name": "theleathercity",
+      "url": "https://www.theleathercity.com/",
+      "title": "theleathercity",
+      "width": "178",
+      "height": "30"
     }
   },
   "home": [
@@ -585,6 +592,7 @@
     ,"flyclipart"
     ,"slotsempire"
     ,"nycjackets"
+    ,"theleathercity"
   ],
   "footer": ["polygon", "inkoop"]
 }