Set last layer on SD2.x models uses the proper indexes now.

Before I had made the last layer the penultimate layer because some
checkpoints don't have them but it's not consistent with the others models.

TLDR: for SD2.x models only: CLIPSetLastLayer -1 is now -2.

comfy/sd2_clip.py

@@ -12,16 +12,6 @@ class SD2ClipModel(sd1_clip.SD1ClipModel):
         super().__init__(device=device, freeze=freeze, layer=layer, layer_idx=layer_idx, textmodel_json_config=textmodel_json_config, textmodel_path=textmodel_path, dtype=dtype)
         self.empty_tokens = [[49406] + [49407] + [0] * 75]
 
-    def clip_layer(self, layer_idx):
-        if layer_idx < 0:
-            layer_idx -= 1 #The real last layer of SD2.x clip is the penultimate one. The last one might contain garbage.
-        if abs(layer_idx) >= 24:
-            self.layer = "hidden"
-            self.layer_idx = -2
-        else:
-            self.layer = "hidden"
-            self.layer_idx = layer_idx
-
 class SD2Tokenizer(sd1_clip.SD1Tokenizer):
     def __init__(self, tokenizer_path=None, embedding_directory=None):
         super().__init__(tokenizer_path, pad_with_end=False, embedding_directory=embedding_directory, embedding_size=1024)