Fix NT4 advapi32 test

[Jakob Eriksson]

Fail gracefully on permission denied.

As per:
http://test.winehq.org/data/200504171000/nt4_ivanleo/advapi32:registry.txt
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Index: registry.c
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RCS file: /home/wine/wine/dlls/advapi32/tests/registry.c,v
retrieving revision 1.20
diff -u -r1.20 registry.c
--- registry.c	16 Apr 2005 10:49:10 -0000	1.20
+++ registry.c	17 Apr 2005 20:12:37 -0000
@@ -357,7 +357,8 @@
     DWORD ret;
 
     ret = RegDeleteKey(hkey_main, NULL);
-    ok(ret == ERROR_INVALID_PARAMETER, "expected ERROR_INVALID_PARAMETER, got %ld\n", ret);
+    ok(ret == ERROR_INVALID_PARAMETER || ret == ERROR_ACCESS_DENIED,
+       "expected ERROR_INVALID_PARAMETER or ERROR_ACCESS_DENIED, got %ld\n", ret);
 }
 
 static void test_reg_save_key()