Remove Windows-specific skip condition from test_552_windows_hang.py

Signed-off-by: DanielAvdar <66269169+DanielAvdar@users.noreply.github.com>

Author: DanielAvdar

tests/issues/test_552_windows_hang.py

@@ -6,8 +6,7 @@
 from mcp import ClientSession, StdioServerParameters
 from mcp.client.stdio import stdio_client
 
-
-@pytest.mark.skipif(sys.platform != "win32", reason="Windows-specific test")
+# @pytest.mark.skipif(sys.platform != "win32", reason="Windows-specific test")
 @pytest.mark.skipif(sys.version_info < (3, 11), reason="asyncio.timeout in 3.11+")
 @pytest.mark.parametrize(
     "args",