tools: ynl: regen: cleanup user space header includes

Remove unnecessary includes.
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

tools/net/ynl/generated/devlink-user.c

@@ -4,13 +4,11 @@
 /* YNL-GEN user source */
 
 #include <stdlib.h>
+#include <string.h>
 #include "devlink-user.h"
 #include "ynl.h"
 #include <linux/devlink.h>
 
-#include <stdlib.h>
-#include <stdio.h>
-#include <string.h>
 #include <libmnl/libmnl.h>
 #include <linux/genetlink.h>
 

tools/net/ynl/generated/fou-user.c

@@ -4,13 +4,11 @@
 /* YNL-GEN user source */
 
 #include <stdlib.h>
+#include <string.h>
 #include "fou-user.h"
 #include "ynl.h"
 #include <linux/fou.h>
 
-#include <stdlib.h>
-#include <stdio.h>
-#include <string.h>
 #include <libmnl/libmnl.h>
 #include <linux/genetlink.h>
 

tools/net/ynl/generated/handshake-user.c

@@ -4,13 +4,11 @@
 /* YNL-GEN user source */
 
 #include <stdlib.h>
+#include <string.h>
 #include "handshake-user.h"
 #include "ynl.h"
 #include <linux/handshake.h>
 
-#include <stdlib.h>
-#include <stdio.h>
-#include <string.h>
 #include <libmnl/libmnl.h>
 #include <linux/genetlink.h>
 

tools/net/ynl/generated/netdev-user.c

@@ -4,13 +4,11 @@
 /* YNL-GEN user source */
 
 #include <stdlib.h>
+#include <string.h>
 #include "netdev-user.h"
 #include "ynl.h"
 #include <linux/netdev.h>
 
-#include <stdlib.h>
-#include <stdio.h>
-#include <string.h>
 #include <libmnl/libmnl.h>
 #include <linux/genetlink.h>