urbandictionary: add www/api.urbandictionary.com

Fix https://github.com/googlehosts/hosts/issues/407

data/hosts.yml

@@ -5747,6 +5747,13 @@ hosts:
       - ip: 192.124.249.65
         domain: www.upmedia.mg
 
+  - name: urbandictionary
+    items:
+      - ip: 151.101.120.207
+        domain: www.urbandictionary.com
+      - ip: 151.101.240.207
+        domain: api.urbandictionary.com
+
   - name: Vimeo
     items:
       - ip: 151.101.0.217