Skip symlink tests on Windows

Followup to emscripten-core#23072

Author: dschuff

test/test_core.py

@@ -5875,6 +5875,7 @@ def test_fs_64bit(self):
     self.do_runf('fs/test_64bit.c', 'success')
 
   @requires_node
+  @crossplatform
   @parameterized({
     '': ([],),
     'nodefs': (['-DNODEFS', '-lnodefs.js'],),
@@ -5883,6 +5884,8 @@ def test_fs_64bit(self):
   def test_fs_symlink_resolution(self, args):
     nodefs = '-DNODEFS' in args or '-sNODERAWFS' in args
     if self.get_setting('WASMFS'):
+      if WINDOWS:
+        self.skipTest('No symlinks on Windows')
       if nodefs:
         self.skipTest('NODEFS in WasmFS')
       self.set_setting('FORCE_FILESYSTEM')