[lldb] Disable remove-add module test on Windows

This disables the test introduced by
1beffc1888
on Windows.

Reviewed By: labath

Differential Revision: https://reviews.llvm.org/D81363

lldb/test/API/functionalities/postmortem/minidump-new/TestMiniDumpUUID.py

@@ -248,6 +248,7 @@ class MiniDumpUUIDTestCase(TestBase):
                 "a", "", "01020304-0506-0708-090A-0B0C0D0E0F10").IsValid())
         self.assertFalse(self.target.AddModule("a", "", "01020305").IsValid())
 
+    @expectedFailureAll(oslist=["windows"])
     def test_remove_placeholder_add_real_module(self):
         """
             Test that removing a placeholder module and adding back the real