Normalize README folder tree formatting

README.md

@@ -15,16 +15,17 @@ Original model repository: https://huggingface.co/black-forest-labs/FLUX.1-dev
 Place the files in the following folders:
 
 ```
-ComfyUI/models
-├── checkpoints
-│   ├── flux1-dev-fp8.safetensors
-│   └── flux1-dev.safetensors
-├── diffusion_models
-│   ├── flux1-canny-dev.safetensors
-│   ├── flux1-depth-dev-nvfp4.safetensors
-│   └── flux1-fill-dev.safetensors
-└── loras
-    └── flux1-depth-dev-lora.safetensors
+📂 ComfyUI/
+├── 📂 models/
+│   ├── 📂 checkpoints/
+│   │   ├── flux1-dev-fp8.safetensors
+│   │   └── flux1-dev.safetensors
+│   ├── 📂 diffusion_models/
+│   │   ├── flux1-canny-dev.safetensors
+│   │   ├── flux1-depth-dev-nvfp4.safetensors
+│   │   └── flux1-fill-dev.safetensors
+│   ├── 📂 loras/
+│   │   └── flux1-depth-dev-lora.safetensors
 ```
 
 ---