Enable pytorch attention by default on AMD gfx1200/gfx1201

It's is significantly faster, 8 it/s vs 12 it/s on 9070 xt, ROCm 6.4.1.

Author: kasper93

comfy/model_management.py

@@ -301,7 +301,7 @@ def is_amd():
         logging.info("AMD arch: {}".format(arch))
         if args.use_split_cross_attention == False and args.use_quad_cross_attention == False:
             if torch_version_numeric[0] >= 2 and torch_version_numeric[1] >= 7:  # works on 2.6 but doesn't actually seem to improve much
-                if any((a in arch) for a in ["gfx1100", "gfx1101", "gfx1151"]):  # TODO: more arches
+                if any((a in arch) for a in ["gfx1100", "gfx1101", "gfx1151", "gfx1200", "gfx1201"]):  # TODO: more arches
                     ENABLE_PYTORCH_ATTENTION = True
 except:
     pass