ci: exclude splash_attention kernel tests from CI due to JAX/libtpu incompatibility

Author: eltsai

.github/workflows/UnitTests.yml

@@ -59,7 +59,7 @@ jobs:
     - name: PyTest
       run: | #--deselect=src/maxdiffusion/tests/input_pipeline_interface_test.py
         export LIBTPU_INIT_ARGS='--xla_tpu_scoped_vmem_limit_kib=65536'
-        HF_HUB_CACHE=/mnt/disks/github-runner-disk/ HF_HOME=/mnt/disks/github-runner-disk/ TOKENIZERS_PARALLELISM=false python3 -m pytest --deselect=src/maxdiffusion/tests/ltx_transformer_step_test.py -x
+        HF_HUB_CACHE=/mnt/disks/github-runner-disk/ HF_HOME=/mnt/disks/github-runner-disk/ TOKENIZERS_PARALLELISM=false python3 -m pytest --deselect=src/maxdiffusion/tests/ltx_transformer_step_test.py --ignore=src/maxdiffusion/kernels/splash_attention -x
 #  add_pull_ready:
 #    if: github.ref != 'refs/heads/main'
 #    permissions: