fix(tests): repair Nemotron paths and CI discovery

Signed-off-by: Chen Cui <chcui@nvidia.com>

Author: cuichenx

…t_tests/examples/test_nemotron_layout.py …/doc_consistency/test_nemotron_layout.pytests/unit_tests/examples/test_nemotron_layout.py renamed to tests/unit_tests/doc_consistency/test_nemotron_layout.py tests/unit_tests/examples/test_nemotron_layout.py renamed to tests/unit_tests/doc_consistency/test_nemotron_layout.py

@@ -427,11 +427,11 @@ def test_model_examples_use_current_run_recipe_arguments():
 def test_nemotron_and_qwen2_audio_finetune_launchers_use_exported_recipes():
     """SFT and PEFT example recipes must match their launcher-visible aliases."""
     launcher_expectations = {
-        MODEL_EXAMPLES / "nemotron" / "nemotron_3" / "nano" / "slurm_sft.sh": (
+        MODEL_EXAMPLES / "nemotron" / "nemotron_3_nano" / "slurm_sft.sh": (
             "${MODEL_NAME}_sft_config",
             "nemotron_3_nano_finetune_config",
         ),
-        MODEL_EXAMPLES / "nemotron" / "nemotron_3" / "nano" / "slurm_peft.sh": (
+        MODEL_EXAMPLES / "nemotron" / "nemotron_3_nano" / "slurm_peft.sh": (
             "${MODEL_NAME}_peft_config",
             "nemotron_3_nano_finetune_config",
         ),