[lldb] Un-XFAIL TestFormatters on windows

The test passes after D96779.

GitOrigin-RevId: 1b8d2ec07142d3517c0236064b1b8d281319b02a
diff --git a/test/API/commands/expression/formatters/TestFormatters.py b/test/API/commands/expression/formatters/TestFormatters.py
index b400c6d..dda773e 100644
--- a/test/API/commands/expression/formatters/TestFormatters.py
+++ b/test/API/commands/expression/formatters/TestFormatters.py
@@ -21,7 +21,6 @@
         self.line = line_number('main.cpp',
                                 '// Stop here')
 
-    @expectedFailureAll(oslist=["windows"], bugnumber="llvm.org/pr21765")
     @skipIfTargetAndroid()  # skipping to avoid crashing the test runner
     @expectedFailureAndroid('llvm.org/pr24691')  # we hit an assertion in clang
     def test(self):