Update maven plugin

[pytorchbot]

Summary

Now we need to upload to central portal instead of OSSRH

Test plan

Example workflow: https://github.com/pytorch/executorch/actions/runs/16602690475

[pytorch-bot]

🔗 Helpful Links

🧪 See artifacts and rendered test results at hud.pytorch.org/pr/pytorch/executorch/12966

• 📄 Preview Python docs built from this PR

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

❌ 3 New Failures, 3 Pending

As of commit cfd63da with merge base de24489 ():

NEW FAILURES - The following jobs have failed:

• pull / test-eval_llama-mmlu-linux / linux-job (gh)
  RuntimeError: Command docker exec -t 6df4fb63d3d8c3fdd60d27eaeb2f9b2d8945fc15e26f49179b0f94086a65e166 /exec failed with exit code 1
• pull / test-openvino-linux / linux-job (gh)
  RuntimeError: Command docker exec -t bc32bddb7befbdb3269b1b4b8dfaa54aeb8235bfab769b671492f47fb551fb5a /exec failed with exit code 1
• pull / unittest-arm-backend-with-no-fvp (test_pytest_ops) / linux-job (gh)
  RuntimeError: Command docker exec -t cbeed95763041dce37d25725662a9aa60cb1b3a92b9ef5b6346b1a267f4e7b14 /exec failed with exit code 1

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