ADVPACK/tests: remove trailing backslash

[Saulius Krasuckas]

This should fix advpack:advpack failures that occurr on win9x when test is 
started in a root folder of a drive.


Log message:
        Saulius Krasuckas <saulius.krasuckas at ieee.org>
        Remove trailing backslash.


--- dlls/advpack/tests/advpack.c        2005-06-21 16:51:35.000000000 +0300
+++ /mnt/vcd2/wine/dlls/advpack/tests/advpack.c 2005-08-14 18:57:34.000000000 +0300
@@ -61,6 +61,9 @@ static void delnode_test(void)
     currDirLen = GetCurrentDirectoryA(sizeof(currDir) / sizeof(CHAR), currDir);
     assert(currDirLen > 0 && currDirLen < sizeof(currDir) / sizeof(CHAR));
 
+    if(currDir[--currDirLen] == '\\')
+        currDir[currDirLen] = 0;
+
     /* Simple tests; these should fail. */
     hr = pDelNode(NULL, 0);
     ok (hr == E_FAIL, "DelNode called with NULL pathname should return E_FAIL\n");