[Bug]: You can't delete the last Beta Reroute

[LukeG89]

Frontend Version

1.4.10

Expected Behavior

You can delete all the Beta Reroutes in your workflow.

Actual Behavior

The last one cannot be deleted (you need to disconnect the link to get rid of it)

Steps to Reproduce

Highlander-mode.mp4

Debug Logs

E:\>.\python_embeded\python.exe -s ComfyUI\main.py --windows-standalone-build --disable-all-custom-nodes --front-end-version Comfy-Org/ComfyUI_frontend@latest
Total VRAM 8192 MB, total RAM 65277 MB
pytorch version: 2.6.0.dev20241115+cu124
Set vram state to: NORMAL_VRAM
Device: cuda:0 NVIDIA GeForce RTX 3070 Ti Laptop GPU : cudaMallocAsync
Using pytorch cross attention
Initializing frontend: Comfy-Org/ComfyUI_frontend@latest, requesting version details from GitHub...
[Prompt Server] web root: E:\ComfyUI\web_custom_versions\Comfy-Org_ComfyUI_frontend\1.4.10
Skipping loading of custom nodes
Starting server

To see the GUI go to: http://127.0.0.1:8188

Browser Logs

Running on 127.0.0.1:8188
logging.ts:333 ComfyUI Front-end version: 1.4.10

Setting JSON

comfy.settings.json

What browsers do you use to access the UI ?

Google Chrome

Other

No response