There is an updated pull request by jadynbrammer against master on the void-packages repository

https://github.com/jadynbrammer/void-packages update-vpcs-to-GNS3-patched-version
https://github.com/void-linux/void-packages/pull/49312

vpcs: update to 0.8.3 (GNS3's continuation fork)
#### Note: Fixes compatibility with GNS3 2.2+

#### Testing the changes
- I tested the changes in this PR: **YES**

#### Local build testing
- I built this PR locally for my native architecture, (x86_64-libc)
- I built this PR locally for these architectures (if supported. mark crossbuilds):
  - x86_64-musl (xbuild)
  - i686-musl (xbuild)
  - i686-libc (xbuild)


A patch file from https://github.com/void-linux/void-packages/pull/49312.patch is attached