Arm backend: Updated toolchain to arm-gnu-toolchain-13.3.rel1

[zingo]

Updated arm baremetal tool chain for no other reason then to get all general improvements.

[pytorch-bot[bot]]

:link: Helpful Links

:test_tube: See artifacts and rendered test results at hud.pytorch.org/pr/pytorch/executorch/6957

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:x: 1 New Failure, 1 Cancelled Job, 5 Unrelated Failures

As of commit a0787ba9e230b90d03211180ef06347ba38cb727 with merge base fbee0c8fd32a4fdf0481e7dc3d6989bc9f29f0a0 ():

NEW FAILURE - The following job has failed:

* [pull / test-llama-runner-qnn-linux (fp32, qnn) / linux-job](https://hud.pytorch.org/pr/pytorch/executorch/6957#33484634639) ([gh](https://github.com/pytorch/executorch/actions/runs/12012730565/job/33484634639)) `RuntimeError: Command docker exec -t b1b469a552cc6a6d8dda366a6f69949214787206e0a48119d706464f5410dd03 /exec failed with exit code 1`

CANCELLED JOB - The following job was cancelled. Please retry:

* [trunk / test-models-macos (cmake, mul, portable, macos-m1-stable, 90) / macos-job](https://hud.pytorch.org/pr/pytorch/executorch/6957#33484672365) ([gh](https://github.com/pytorch/executorch/actions/runs/12012730985/job/33484672365)) `##[error]The operation was canceled.`

FLAKY - The following jobs failed but were likely due to flakiness present on trunk:

* [trunk / test-models-macos (cmake, linear, portable, macos-m1-stable, 90) / macos-job](https://hud.pytorch.org/pr/pytorch/executorch/6957#33484665321) ([gh](https://github.com/pytorch/executorch/actions/runs/12012730985/job/33484665321)) ([similar failure](https://hud.pytorch.org/pytorch/executorch/commit/a0787ba9e230b90d03211180ef06347ba38cb727#33484669581)) `RuntimeError: Command bash /Users/ec2-user/runner/_work/_temp/exec_script failed with exit code 1` * [trunk / test-models-macos (cmake, mobilebert, portable, macos-m1-stable, 90) / macos-job](https://hud.pytorch.org/pr/pytorch/executorch/6957#33484669581) ([gh](https://github.com/pytorch/executorch/actions/runs/12012730985/job/33484669581)) ([similar failure](https://hud.pytorch.org/pytorch/executorch/commit/a0787ba9e230b90d03211180ef06347ba38cb727#33484659612)) `RuntimeError: Command bash /Users/ec2-user/runner/_work/_temp/exec_script failed with exit code 1` * [trunk / test-pybind-build-macos (cmake) / macos-job](https://hud.pytorch.org/pr/pytorch/executorch/6957#33484636699) ([gh](https://github.com/pytorch/executorch/actions/runs/12012730985/job/33484636699)) ([similar failure](https://hud.pytorch.org/pytorch/executorch/commit/a0787ba9e230b90d03211180ef06347ba38cb727#33484669581)) `RuntimeError: Command bash /Users/ec2-user/runner/_work/_temp/exec_script failed with exit code 1`

BROKEN TRUNK - The following jobs failed but were present on the merge base:

👉 Rebase onto the `viable/strict` branch to avoid these failures

* [trunk / test-coreml-delegate / macos-job](https://hud.pytorch.org/pr/pytorch/executorch/6957#33484626445) ([gh](https://github.com/pytorch/executorch/actions/runs/12012730985/job/33484626445)) ([trunk failure](https://hud.pytorch.org/pytorch/executorch/commit/fbee0c8fd32a4fdf0481e7dc3d6989bc9f29f0a0#33477625855)) `RuntimeError: Command bash /Users/runner/work/_temp/exec_script failed with exit code 1` * [trunk / test-models-macos (cmake, add, portable, macos-m1-stable, 90) / macos-job](https://hud.pytorch.org/pr/pytorch/executorch/6957#33484659612) ([gh](https://github.com/pytorch/executorch/actions/runs/12012730985/job/33484659612)) ([trunk failure](https://hud.pytorch.org/pytorch/executorch/commit/fbee0c8fd32a4fdf0481e7dc3d6989bc9f29f0a0#33477662817)) `RuntimeError: Command bash /Users/ec2-user/runner/_work/_temp/exec_script failed with exit code 1`

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[zingo]

@pytorchbot label "topic: not user facing"