`Bug`:Pinning using tags doesn't seem to work

## General I added plb_pin_<node> tags to some VMs. If I run proxlb, the logging tells that they need to be pinned and that the node exists, but eventually nothing happens ## Weighting 6.0? ## Config [proxlb.yaml](https://github.com/user-attachments/files/24491798/proxlb.yaml) ## Log [log.txt](https://github.com/user-attachments/files/24491793/log.txt) ## Meta I have cloned main on Januari 8th and built the docker. I ran it in a container