Fix yum module examples: the 'pkg' parameter is now 'name'

docsite/rst/examples.rst

@@ -121,19 +121,19 @@ with yum.
 
 Ensure a package is installed, but don't update it::
 
-    $ ansible webservers -m yum -a "pkg=acme state=installed"
+    $ ansible webservers -m yum -a "name=acme state=installed"
 
 Ensure a package is installed to a specific version::
 
-    $ ansible webservers -m yum -a "pkg=acme-1.5 state=installed"
+    $ ansible webservers -m yum -a "name=acme-1.5 state=installed"
 
 Ensure a package is at the latest version::
 
-    $ ansible webservers -m yum -a "pkg=acme state=latest"
+    $ ansible webservers -m yum -a "name=acme state=latest"
 
 Ensure a package is not installed::
 
-    $ ansible webservers -m yum -a "pkg=acme state=removed"
+    $ ansible webservers -m yum -a "name=acme state=removed"
 
 Currently Ansible only has modules for managing packages with yum and apt.  You can install
 for other packages for now using the command module or (better!) contribute a module