fix: remove binary asm labels in libc

tools/axlibc/src/setjmp.rs

@@ -165,7 +165,7 @@ pub unsafe extern "C" fn longjmp(_buf: *mut ctypes::__jmp_buf_tag, _val: c_int)
         test rax,rax
         jnz 1f
         inc rax
-    1:
+    2:
         mov rbx, [rdi]
         mov rbp, [rdi + 8]
         mov r12, [rdi + 16]