Deduplicate ipex initialization code

sdxl_minimal_inference.py

@@ -9,13 +9,11 @@ import random
 from einops import repeat
 import numpy as np
 import torch
-try:
-    import intel_extension_for_pytorch as ipex
-    if torch.xpu.is_available():
-        from library.ipex import ipex_init
-        ipex_init()
-except Exception:
-    pass
+
+from library.ipex_interop import init_ipex
+
+init_ipex()
+
 from tqdm import tqdm
 from transformers import CLIPTokenizer
 from diffusers import EulerDiscreteScheduler