ar71xx: remove the xfrm.h chunk from the unaligned access hacks, it breaks ipsec

Signed-off-by: Felix Fietkau <nbd@openwrt.org>

SVN-Revision: 36646

target/linux/ar71xx/patches-3.8/902-unaligned_access_hacks.patch

@@ -915,17 +915,6 @@
  
  #define IP_TOS		1
  #define IP_TTL		2
---- a/include/uapi/linux/xfrm.h
-+++ b/include/uapi/linux/xfrm.h
-@@ -13,7 +13,7 @@
- typedef union {
- 	__be32		a4;
- 	__be32		a6[4];
--} xfrm_address_t;
-+} __attribute__((packed, aligned(2))) xfrm_address_t;
- 
- /* Ident of a specific xfrm_state. It is used on input to lookup
-  * the state by (spi,daddr,ah/esp) or to store information about
 --- a/net/core/secure_seq.c
 +++ b/net/core/secure_seq.c
 @@ -43,10 +43,11 @@ __u32 secure_tcpv6_sequence_number(const