test requires yield, can't run native

tests/run-tests

@@ -385,6 +385,7 @@ def run_tests(pyb, tests, args, base_path=".", num_threads=1):
         skip_tests.add('stress/gc_trace.py') # requires yield
         skip_tests.add('stress/recursive_gen.py') # requires yield
         skip_tests.add('extmod/vfs_userfs.py') # because native doesn't properly handle globals across different modules
+        skip_tests.add('../extmod/ulab/tests/argminmax.py') # requires yield
 
     def run_one_test(test_file):
         test_file = test_file.replace('\\', '/')