cp: fix: grad norm check for automodel gpt oss nightly (1708) into r0.5.0 (#1711)

Signed-off-by: Hemil Desai <hemild@nvidia.com>
Signed-off-by: NeMo Bot <nemo-bot@nvidia.com>
Co-authored-by: Hemil Desai <hemild@nvidia.com>

Author: chtruong814

tests/test_suites/llm/sft-gpt-oss-20b-1n8g-fsdp8ep8-automodel.sh

@@ -36,5 +36,6 @@ if [[ $(jq 'to_entries | .[] | select(.key == "train/loss") | .value | keys | ma
     uv run tests/check_metrics.py $JSON_METRICS \
         'data["train/loss"]["1"] < 7.0' \
         'data["train/loss"]["50"] < 0.4' \
-        'data["train/grad_norm"]["50"] < 2.5'
+        'data["train/grad_norm"]["50"] < 17.5' \
+        'data["train/grad_norm"]["50"] > 10.0'
 fi