[Test] In test_dcv_configuration, tolerate the intermittent crash on ibus-extension-gtk3, which is not related to DCV or NVIDIA.

[gmarciani]

Description of changes

[Test] In test_dcv_configuration, tolerate the intermittent crash on ibus-extension-gtk3, which is not related to DCV or NVIDIA.

Tests

SUCCESS

test-suites:
  dcv:
    test_dcv.py::test_dcv_configuration:
      dimensions:
      - instances:
        - g5g.2xlarge
        oss:
        - ubuntu2404
        regions:
        - us-east-1
        schedulers:
        - slurm

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