Qualcomm AI Engine Direct - enable operator max_pool3d by decomposition

[jethroqti]

Summary:
Enable max_pool3d operator by using max_pool2d two times

Test plan:
python backends/qualcomm/tests/test_qnn_delegate.py TestQNNFloatingPointOperator.test_qnn_backend_max_pool3d -b build-android -H HOST -s DEVICE -m CHIPID
python backends/qualcomm/tests/test_qnn_delegate.py TestQNNQuantizedOperator.test_qnn_backend_max_pool3d -b build-android -H HOST -s DEVICE -m CHIPID

[pytorch-bot]

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❌ 9 New Failures

As of commit 2eeac0c with merge base c6308a9 ():

NEW FAILURES - The following jobs have failed:

• pull / test-llama-runner-qnn-linux (fp32, qnn_8a8w, qnn) / linux-job (gh)
  RuntimeError: Command docker exec -t 897978aacc61dfa2b453291aacd2fbd8ae176c9e9cab3e6b5dcd4ab83a834647 /exec failed with exit code 92
• pull / test-moshi-linux / linux-job (gh)
  RuntimeError: Command docker exec -t f5c7ee19184e514d4ac0d25464b657fa1ea666c33ca0390048cb8aa519ca6466 /exec failed with exit code 1
• pull / test-qnn-wheel-packages-linux (3.12) / linux-job (gh)
  RuntimeError: Command docker exec -t 417d13a7382a224f17bea882750d1e60e6661627232647c66429b0d10b99a483 /exec failed with exit code 1
• pull / unittest / linux / linux-job (gh)
  backends/xnnpack/test/recipes/test_xnnpack_recipes.py::TestXnnpackRecipes::test_int8_static_quant_recipe
• pull / unittest / macos / macos-job (gh)
  RuntimeError: Command bash /Users/ec2-user/runner/_work/_temp/exec_script failed with exit code 2
• pull / unittest-buck / macos / macos-job (gh)
  RuntimeError: Command bash /Users/ec2-user/runner/_work/_temp/exec_script failed with exit code 2
• pull / unittest-editable / linux / linux-job (gh)
  backends/xnnpack/test/recipes/test_xnnpack_recipes.py::TestXnnpackRecipes::test_int8_static_quant_recipe
• pull / unittest-editable / macos / macos-job (gh)
  RuntimeError: Command bash /Users/ec2-user/runner/_work/_temp/exec_script failed with exit code 2
• Test CUDA Builds / test-models-cuda (sdpa) / linux-job (gh)
  RuntimeError: Command docker exec -t 864f7768d5f98e2270f04885a07da3016e4390bcc8c89eadf4b5a8d8ee79c97a /exec failed with exit code 1

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[jethroqti]

@pytorchbot label "release notes: qualcomm"

[jethroqti]

@cccclai This PR is to enable max pooling 3D operator.
cc @haowhsu-quic

[cccclai]

Looks good. Thank you for the contribution!