kernel-headers: 2.6.28.x: remove cris patch applied upstream

toolchain/kernel-headers/linux-2.6.28.3-cris-klist-warnings.patch

@@ -1,12 +0,0 @@
---- a/include/linux/klist.h
-+++ b/include/linux/klist.h
-@@ -23,7 +23,7 @@ struct klist {
- 	struct list_head	k_list;
- 	void			(*get)(struct klist_node *);
- 	void			(*put)(struct klist_node *);
--};
-+} __attribute__ ((aligned (4)));
- 
- #define KLIST_INIT(_name, _get, _put)					\
- 	{ .k_lock	= __SPIN_LOCK_UNLOCKED(_name.k_lock),		\
-