shell32/tests: Make sure all created files can be removed.
diff --git a/dlls/shell32/tests/shlexec.c b/dlls/shell32/tests/shlexec.c
index 469e79f..6edc926 100644
--- a/dlls/shell32/tests/shlexec.c
+++ b/dlls/shell32/tests/shlexec.c
@@ -1602,6 +1602,8 @@
     while (*testfile)
     {
         sprintf(filename, *testfile, tmpdir);
+        /* Make sure we can delete the files ('test file.noassoc' is read-only now) */
+        SetFileAttributes(filename, FILE_ATTRIBUTE_NORMAL);
         DeleteFile(filename);
         testfile++;
     }