Arm Backend: Place pte file/data in DDR area

[zingo]

As some bigger model don't fit in the SRAM area in the Corstone 3x0 FVP setup lets default to useing the DDR area.

[pytorch-bot]

🔗 Helpful Links

🧪 See artifacts and rendered test results at hud.pytorch.org/pr/pytorch/executorch/6812

• 📄 Preview Python docs built from this PR

Note: Links to docs will display an error until the docs builds have been completed.

❌ 1 New Failure

As of commit b0c5dc4 with merge base 97e0417 ():

NEW FAILURE - The following job has failed:

• trunk / test-models-macos (cmake, llama2, portable, macos-m1-stable, 90) / macos-job (gh)
  RuntimeError: Command bash /Users/ec2-user/runner/_work/_temp/exec_script failed with exit code 134

This comment was automatically generated by Dr. CI and updates every 15 minutes.