Fix typo in node exclusion for exceptions (#22025)

Author: dschuff

test/test_other.py

@@ -9001,7 +9001,7 @@ def test_exceptions_stack_trace_and_message(self):
   @with_all_eh_sjlj
   def test_exceptions_rethrow_stack_trace_and_message(self):
     self.emcc_args += ['-g']
-    if '-fwasm-excpeptions' in self.emcc_args:
+    if '-fwasm-exceptions' in self.emcc_args:
       # FIXME Node v18.13 (LTS as of Jan 2023) has not yet implemented the new
       # optional 'traceStack' option in WebAssembly.Exception constructor
       # (https://developer.mozilla.org/en-US/docs/WebAssembly/JavaScript_interface/Exception/Exception)