Update config.yml

Author: LiamConnors

.circleci/config.yml

@@ -45,6 +45,7 @@ jobs:
             echo '# Package: *\nPin: origin "archive.debian.org"\nPin-Priority: 500' | sudo tee -a /etc/apt/preferences.d/10-archive-pin
             sudo apt-get update
             sudo apt install python3-pip
+            sudo apt install python3.11-venv
             python3 -m venv .venv
             source .venv/bin/activate
             sudo pip install PyYAML==5.4.1