kvm: Fix compilation warning

This patch fixes the following compilation warning:

  main.c: In function ‘main’:
  main.c:149: warning: label ‘out’ defined but not used

Reported-by: Cyrill Gorcunov <gorcunov@gmail.com>
Signed-off-by: Pekka Enberg <penberg@cs.helsinki.fi>

main.c

@@ -146,7 +146,6 @@ exit_kvm:
 	kvm__show_registers(kvm);
 	kvm__show_code(kvm);
 	kvm__show_page_tables(kvm);
-out:
 	kvm__delete(kvm);
 
 	return 0;