net: cleanup include/net

This cleanup patch puts struct/union/enum opening braces,
in first line to ease grep games.

struct something
{

becomes :

struct something {

Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/net/ah.h b/include/net/ah.h
index 7573a71..f0129f7 100644
--- a/include/net/ah.h
+++ b/include/net/ah.h
@@ -8,8 +8,7 @@
 
 struct crypto_ahash;
 
-struct ah_data
-{
+struct ah_data {
 	int			icv_full_len;
 	int			icv_trunc_len;