Simplify two ipex conditions (#2755)

server/text_generation_server/layers/moe/unquantized.py

@@ -8,10 +8,10 @@ from text_generation_server.utils.weights import UnquantizedWeight, Weights
 
 if SYSTEM == "rocm":
     from vllm.model_executor.layers.fused_moe import fused_moe
-elif SYSTEM != "ipex":
-    from moe_kernels.fused_moe import fused_moe
-else:
+elif SYSTEM == "ipex":
     from intel_extension_for_pytorch.llm.modules import GatedMLPMOE
+else:
+    from moe_kernels.fused_moe import fused_moe
 
 
 class UnquantizedSparseMoELayer(nn.Module):

server/text_generation_server/models/custom_modeling/flash_dbrx_modeling.py

@@ -25,10 +25,10 @@ from text_generation_server.utils.import_utils import SYSTEM
 
 if SYSTEM == "rocm":
     from vllm.model_executor.layers.fused_moe import fused_moe
-elif SYSTEM != "ipex":
-    from moe_kernels.fused_moe import fused_moe
-else:
+elif SYSTEM == "ipex":
     from intel_extension_for_pytorch.llm.modules import GatedMLPMOE
+else:
+    from moe_kernels.fused_moe import fused_moe
 
 from text_generation_server.layers.attention import (
     paged_attention,