Rename lib_generic/ to lib/

Now that the other architecture-specific lib directories have been
moved out of the top-level directory there's not much reason to have the
'_generic' suffix on the common lib directory.

Signed-off-by: Peter Tyser <ptyser@xes-inc.com>
diff --git a/examples/api/libgenwrap.c b/examples/api/libgenwrap.c
index 2b107d9..b435dde 100644
--- a/examples/api/libgenwrap.c
+++ b/examples/api/libgenwrap.c
@@ -23,7 +23,7 @@
  *
  *
  * This is is a set of wrappers/stubs that allow to use certain routines from
- * U-Boot's lib_generic in the standalone app. This way way we can re-use
+ * U-Boot's lib in the standalone app. This way way we can re-use
  * existing code e.g. operations on strings and similar.
  *
  */