Update config.yml

Author: LiamConnors

.circleci/config.yml

@@ -45,14 +45,15 @@ jobs:
             echo "deb-src http://ftp.us.debian.org/debian/ bookworm main contrib non-free" | sudo tee -a /etc/apt/sources.list
             echo "Acquire::Check-Valid-Until false;" | sudo tee -a /etc/apt/apt.conf.d/10-nocheckvalid
             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-get install python3-full python3-pip
             python3 -m venv venv
             source venv/bin/activate
             pip install PyYAML==6.0.1
             pip install python-frontmatter==0.5.0
             pip install pathlib
 
-      - save_cache:
+      - save_cache: 
           key: gem-cache-v1-{{ arch }}-{{ .Branch }}-{{ checksum "Gemfile.lock" }}
           paths:
             - vendor/bundle