msi/tests: Remove test directory after the files have been deleted.

dlls/msi/tests/install.c

@@ -872,13 +872,13 @@ static void test_continuouscabs(void)
 
     r = MsiInstallProductA(msifile, NULL);
     ok(delete_pf("msitest\\maximus", TRUE), "File not installed\n");
-    ok(delete_pf("msitest", FALSE), "File not installed\n");
     todo_wine
     {
         ok(r == ERROR_SUCCESS, "Expected ERROR_SUCCESS, got %u\n", r);
         ok(delete_pf("msitest\\augustus", TRUE), "File not installed\n");
         ok(delete_pf("msitest\\caesar", TRUE), "File not installed\n");
     }
+    ok(delete_pf("msitest", FALSE), "File not installed\n");
 
     delete_cab_files();
     DeleteFile(msifile);