silx.opencl: ocl.platforms.devices can raise an exception

[t20100]

On macos-14 runner there is an issue with opencl get_devices()

In release workflow:

Traceback (most recent call last):
  File "bootstrap.py", line 6, in <module>
  File "<frozen importlib._bootstrap>", line 1360, in _find_and_load
  File "<frozen importlib._bootstrap>", line 1331, in _find_and_load_unlocked
  File "<frozen importlib._bootstrap>", line 935, in _load_unlocked
  File "pyimod02_importers.py", line 457, in exec_module
  File "silx/app/compare/main.py", line 33, in <module>
  File "<frozen importlib._bootstrap>", line 1360, in _find_and_load
  File "<frozen importlib._bootstrap>", line 1331, in _find_and_load_unlocked
  File "<frozen importlib._bootstrap>", line 935, in _load_unlocked
  File "pyimod02_importers.py", line 457, in exec_module
  File "silx/app/compare/CompareImagesWindow.py", line 34, in <module>
  File "<frozen importlib._bootstrap>", line 1360, in _find_and_load
  File "<frozen importlib._bootstrap>", line 1331, in _find_and_load_unlocked
  File "<frozen importlib._bootstrap>", line 935, in _load_unlocked
  File "pyimod02_importers.py", line 457, in exec_module
  File "silx/gui/plot/CompareImages.py", line 45, in <module>
  File "<frozen importlib._bootstrap>", line 1360, in _find_and_load
  File "<frozen importlib._bootstrap>", line 1331, in _find_and_load_unlocked
  File "<frozen importlib._bootstrap>", line 935, in _load_unlocked
  File "pyimod02_importers.py", line 457, in exec_module
  File "silx/gui/plot/tools/compare/core.py", line 40, in <module>
  File "<frozen importlib._bootstrap>", line 14[12](https://github.com/t20100/silx/actions/runs/20823779267/job/59820125068#step:4:13), in _handle_fromlist
  File "silx/opencl/__init__.py", line 67, in __getattr__
  File "silx/opencl/common.py", line 697, in __getattr__
  File "silx/opencl/common.py", line 442, in nb_devices
  File "silx/opencl/common.py", line 458, in _lasy_init
pyopencl._cl.LogicError: clGetDeviceIDs failed: INVALID_VALUE

Fix in ci/info_platform.py in PR #4455: e296b23

@kif, worth adding a try/except block in silx code?

[t20100]

Restart release CI to see if issue is still there

[t20100]

Release CI no longer looks to have issues with OpenCL: https://github.com/silx-kit/silx/actions/runs/23618675559