fix nasm test

lxc/tests/nasm64.nasm

@@ -1,18 +1,18 @@
 SECTION .data
-	good:	db "good", 0x0a, 0x0
-	txtlen:	equ $ - good
+    good:	db "good", 0x0
+    txtlen:	equ $ - good
 
 SECTION .text
 GLOBAL _start
 
 _start:
-	;sys_write
-	mov rax, 1
-	mov rdi, 1
-	mov rsi, good
-	mov rdx, txtlen
-	syscall
-	;sys_exit
-	mov rax, 60
-	mov rdi, 0
-	syscall
+    ;sys_write
+    mov rax, 1
+    mov rdi, 1
+    mov rsi, good
+    mov rdx, txtlen
+    syscall
+    ;sys_exit
+    mov rax, 60
+    mov rdi, 0
+    syscall