Address PR comments: add -U to pip install, fix grammar

Signed-off-by: Meng Xin <mxin@nvidia.com>

Author: mxinO

.claude/skills/ptq/SKILL.md

@@ -124,7 +124,7 @@ Report the path and size to the user.
 
 ## Common Pitfalls
 
-- **Transformers version**: New models may need a newer transformers than what's installed. Check `config.json` for `transformers_version`. In containers, beware of `PIP_CONSTRAINT` blocking upgrades — see `references/slurm-setup-ptq.md` for workarounds
+- **Transformers version**: New models may need a newer version of transformers than what's installed. Check `config.json` for `transformers_version`. In containers, beware of `PIP_CONSTRAINT` blocking upgrades — see `references/slurm-setup-ptq.md` for workarounds
 - **Gated datasets**: Some calibration datasets require HF authentication. Ensure `HF_TOKEN` is set in the job environment, or use `--dataset cnn_dailymail` as a non-gated alternative
 - **NFS root_squash + Docker**: See `skills/common/slurm-setup.md` section 5
 

.claude/skills/ptq/references/slurm-setup-ptq.md

@@ -46,13 +46,13 @@ If `PYTHONPATH` doesn't work due to missing compiled extensions, fall back to `p
 
 ```bash
 unset PIP_CONSTRAINT
-pip install transformers   # now resolves with new deps included
+pip install -U transformers   # now upgrades and resolves with new deps included
 ```
 
 If that still conflicts, fall back to `--no-deps` (skips new deps — may need to add missing ones manually):
 
 ```bash
-pip install transformers --no-deps
+pip install -U transformers --no-deps
 ```
 
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