ws2_32/tests: Add W2K error values as valid

[Bruno Jesus]

http://test.winehq.org/data/36565aa8b38bcc1c5854a3eafad9f8944cae303c/2000_fg-win2000-4sp/ws2_32:sock.html

Two last errors:
sock.c:7367
sock.c:7373
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diff --git a/dlls/ws2_32/tests/sock.c b/dlls/ws2_32/tests/sock.c
index 31db63a..2252245 100644
--- a/dlls/ws2_32/tests/sock.c
+++ b/dlls/ws2_32/tests/sock.c
@@ -7366,13 +7366,17 @@ static void test_completion_port(void)
     ok(bret == FALSE, "failed to get completion status %u\n", bret);
     todo_wine ok(GetLastError() == ERROR_NETNAME_DELETED ||
                  GetLastError() == ERROR_OPERATION_ABORTED ||
-                 GetLastError() == ERROR_CONNECTION_ABORTED, "Last error was %d\n", GetLastError());
+                 GetLastError() == ERROR_CONNECTION_ABORTED ||
+                 GetLastError() == ERROR_PIPE_NOT_CONNECTED /* win 2000 */,
+                 "Last error was %d\n", GetLastError());
     ok(key == 125, "Key is %lu\n", key);
     ok(num_bytes == 0, "Number of bytes transferred is %u\n", num_bytes);
     ok(olp == &ov, "Overlapped structure is at %p\n", olp);
     todo_wine ok(olp && (olp->Internal == (ULONG)STATUS_LOCAL_DISCONNECT ||
                          olp->Internal == (ULONG)STATUS_CANCELLED ||
-                         olp->Internal == (ULONG)STATUS_CONNECTION_ABORTED), "Internal status is %lx\n", olp ? olp->Internal : 0);
+                         olp->Internal == (ULONG)STATUS_CONNECTION_ABORTED ||
+                         olp->Internal == (ULONG)STATUS_PIPE_DISCONNECTED /* win 2000 */),
+                         "Internal status is %lx\n", olp ? olp->Internal : 0);
 
     SetLastError(0xdeadbeef);
     key = 0xdeadbeef;