Fix wrong descrpiton in the provider

The provider manages file system mounts and is not at all related to
hosts entries.

Author: kajinamit

lib/puppet/provider/mount/parsed.rb

@@ -16,9 +16,7 @@
 ) do
   include Puppet::Provider::Mount
 
-  @doc = "Installs and manages host entries.  For most systems, these
-      entries will just be in `/etc/hosts`, but some systems (notably OS X)
-      will have different solutions."
+  @doc = 'Manages filesystem mounts'
 
   commands mountcmd: 'mount', umount: 'umount'