Fix /pool/storage/name documentation

There was a 2 word sentence 'remote server' which is a left-over
from copy and paste.

docs/formatstorage.html.in

@@ -101,7 +101,7 @@
       <dt><code>name</code></dt>
       <dd>Provides the source for pools backed by storage from a
         named element (e.g., a logical volume group name).
-        remote server. Contains a string identifier.
+        Contains a string identifier.
         <span class="since">Since 0.4.5</span></dd>
       <dt><code>format</code></dt>
       <dd>Provides information about the format of the pool. This