Remove unused param from example script tests (#27354)

Unused param

examples/pytorch/test_accelerate_examples.py

@@ -28,7 +28,6 @@ from accelerate.utils import write_basic_config
 from transformers.testing_utils import (
     TestCasePlus,
     backend_device_count,
-    is_torch_fp16_available_on_device,
     run_command,
     slow,
     torch_device,
@@ -93,9 +92,6 @@ class ExamplesTestsNoTrainer(TestCasePlus):
             --with_tracking
         """.split()
 
-        if is_torch_fp16_available_on_device(torch_device):
-            testargs.append("--fp16")
-
         run_command(self._launch_args + testargs)
         result = get_results(tmp_dir)
         self.assertGreaterEqual(result["eval_accuracy"], 0.75)
@@ -325,9 +321,6 @@ class ExamplesTestsNoTrainer(TestCasePlus):
             --checkpointing_steps 1
         """.split()
 
-        if is_torch_fp16_available_on_device(torch_device):
-            testargs.append("--fp16")
-
         run_command(self._launch_args + testargs)
         result = get_results(tmp_dir)
         # The base model scores a 25%