[jit] Remove more reference to TorchScript

[larryliu0820]

Summary: Remove some occurrences in comments.

Test Plan: None

Reviewers:

Subscribers:

Tasks:

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Summary

[PLEASE REMOVE] See CONTRIBUTING.md's Pull Requests for ExecuTorch PR guidelines.

[PLEASE REMOVE] If this PR closes an issue, please add a Fixes #<issue-id> line.

[PLEASE REMOVE] If this PR introduces a fix or feature that should be the upcoming release notes, please add a "Release notes: " label. For a list of available release notes labels, check out CONTRIBUTING.md's Pull Requests.

Test plan

[PLEASE REMOVE] How did you test this PR? Please write down any manual commands you used and note down tests that you have written if applicable.

[pytorch-bot]

🔗 Helpful Links

🧪 See artifacts and rendered test results at hud.pytorch.org/pr/pytorch/executorch/10856

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❗ 1 Active SEVs

There are 1 currently active SEVs. If your PR is affected, please view them below:

• [PREEMPTIVE] Removal of ephemeral variants on scale-config.yml

❌ 2 New Failures

As of commit 87c87fb with merge base d338eea ():

NEW FAILURES - The following jobs have failed:

• Check Labels / Check labels (gh)
  RuntimeError: Error checking labels: PR does not have required labels
• pull / unittest-arm-backend-with-no-fvp (test_pytest_ops) / linux-job (gh)
  RuntimeError: Command docker exec -t 75a89c4ab24c4fd0ce47d524b616989ee0354e53421608fd7aceddfeab1bde52 /exec failed with exit code 1

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[github-actions]

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[gmagogsfm]

It seems actually used, is it OK to delete it like this? Any risk?

[larryliu0820]

I don't think this is actually being used. I'll confirm with export folks

[larryliu0820]

@zhxchen17 @angelayi is it ok for me to remove the upgrader? I don't think it's ever used