libfdt: Fix error in documentation for fdt_get_alias_namelen()

Oops, screwed up the function name in the documenting comment for this
function.  Trivial correction in this patch.

Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
Acked-by: Gerald Van Baren <vanbaren@cideas.com>
1 file changed