Remove default hostname.

Author: dkocher

UpCloud Managed Object Storage.cyberduckprofile

@@ -26,7 +26,7 @@
         <key>Description</key>
         <string>UpCloud Managed Object Storage</string>
         <key>Default Hostname</key>
-        <string>upcloudobjects.com</string>
+        <string/>
         <key>Hostname Placeholder</key>
         <string>xxxxx.upcloudobjects.com</string>
         <key>Hostname Configurable</key>