refactor: skip pwd KVM test when non root

t/kvm/p10_password.t

@@ -382,14 +382,16 @@ sub test_reopen {
 }
 
 #######################################################
-
 if ($>)  {
-    diag("SKIPPED: Test must run as root");
+    my $msg = "SKIPPED: Test must run as root";
+    diag($msg);
+    SKIP:{
+        skip($msg,10);
+    }
     done_testing();
     exit;
 }
 
-
 clean();
 
 my $vm_name = 'KVM';