NXP backend: Update Neutron Software to 3.1.0

Author: robert-kalmar

backends/nxp/requirements-eiq.txt

@@ -1,3 +1,3 @@
 --index-url https://eiq.nxp.com/repository
-eiq-neutron-sdk==3.0.1
+eiq-neutron-sdk==3.1.0
 eiq_nsys

backends/nxp/tests/ir/converter/node_converter/test_constant_pad_nd_converter.py

@@ -163,6 +163,7 @@ def test_constant_pad_nd__unsupported_paddings(input_shape, paddings, use_qat):
     assert any(node.name == "aten_constant_pad_nd_default" for node in nodes)
 
 
+@pytest.mark.xfail(reason="EIEX=855")
 def test_constant_pad_nd__delegation__formatless__supported_padding(use_qat):
     input_shape = (2, 4, 6, 8)  # Formatless -> the last dim (8) will be padded.
     paddings = [0, 0, 1, 2, 3, 4]  # The last dim is padded using the first 2 paddings.

docs/source/backends/nxp/nxp-overview.md

@@ -24,10 +24,10 @@ Among currently supported machine learning models are:
 
 - [MCUXpresso IDE](https://www.nxp.com/design/design-center/software/development-software/mcuxpresso-software-and-tools-/mcuxpresso-integrated-development-environment-ide:MCUXpresso-IDE) or [MCUXpresso Visual Studio Code extension](https://www.nxp.com/design/design-center/software/development-software/mcuxpresso-software-and-tools-/mcuxpresso-for-visual-studio-code:MCUXPRESSO-VSC)
 - [MCUXpresso SDK 25.12](https://mcuxpresso.nxp.com/mcuxsdk/25.12.00/html/index.html)
-- eIQ Neutron SDK version 3.0.0, what you can download from eIQ PyPI:
+- eIQ Neutron SDK version 3.1.0, what you can download from eIQ PyPI:
 
 ```commandline
-$ pip install --index-url https://eiq.nxp.com/repository eiq_neutron_sdk==3.0.0
+$ pip install --index-url https://eiq.nxp.com/repository eiq-neutron-sdk==3.1.0
 ```
 
 Instead of manually installing requirements, except MCUXpresso IDE and SDK, you can use the setup script: 

examples/nxp/setup.sh

@@ -8,7 +8,7 @@ set -u
 EIQ_PYPI_URL="${EIQ_PYPI_URL:-https://eiq.nxp.com/repository}"
 
 # Install eIQ Neutron dependencies - SDK and simulator
-pip install --index-url ${EIQ_PYPI_URL} eiq-neutron-sdk==3.0.1 eiq_nsys
+pip install --index-url ${EIQ_PYPI_URL} eiq-neutron-sdk==3.1.0 eiq_nsys
 
 # Get the directory of the current script
 SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"