fix: change FLUX models type from diffusion_models to unet

FLUX models need to be in /workspace/ComfyUI/models/unet/ directory
for UNETLoader to find them, not in diffusion_models directory.

Changed type for:
- black-forest-labs/FLUX.1-schnell
- black-forest-labs/FLUX.1-dev

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

comfyui_models.yaml

@@ -32,7 +32,7 @@ model_categories:
       size_gb: 23
       essential: true
       category: image
-      type: diffusion_models
+      type: unet
       format: fp16
       vram_gb: 23
       notes: Industry-leading image generation quality
@@ -45,7 +45,7 @@ model_categories:
       size_gb: 23
       essential: false
       category: image
-      type: diffusion_models
+      type: unet
       format: fp16
       vram_gb: 23
       notes: Development version with enhanced features