ftrace/samples: Fix function size computation

In my_tramp1 function .size directive was placed above
ASM_RET instruction, leading to a wrong function size.

Link: https://lore.kernel.org/aK3d7vxNcO52kEmg@vova-pc
Fixes: 9d907f1 ("samples/ftrace: Fix asm function ELF annotations")
Signed-off-by: Vladimir Riabchun <[email protected]>
Signed-off-by: Steven Rostedt (Google) <[email protected]>

Author: Frankenween

samples/ftrace/ftrace-direct-modify.c

@@ -75,8 +75,8 @@ asm (
 	CALL_DEPTH_ACCOUNT
 "	call my_direct_func1\n"
 "	leave\n"
-"	.size		my_tramp1, .-my_tramp1\n"
 	ASM_RET
+"	.size		my_tramp1, .-my_tramp1\n"
 
 "	.type		my_tramp2, @function\n"
 "	.globl		my_tramp2\n"