[Bugfix] Replace BaseException with specific exceptions in FLA utils (#31590)

Signed-off-by: c0de128 <kevin.mckay@outlook.com>

vllm/model_executor/layers/fla/ops/utils.py

@@ -119,7 +119,7 @@ def input_guard(fn: Callable[..., torch.Tensor]) -> Callable[..., torch.Tensor]:
 def get_available_device() -> str:
     try:
         return triton.runtime.driver.active.get_current_target().backend
-    except BaseException:
+    except (RuntimeError, AttributeError):
         return "cpu"