update package repository before installation

Author: seebi

.github/workflows/pages.yml

@@ -62,6 +62,9 @@ jobs:
           path: .venv
           key: venv-${{ runner.os }}-${{ steps.setup-python.outputs.python-version }}-${{ hashFiles('**/poetry.lock') }}
 
+      - name: update packages
+        run: sudo apt-get update -y
+
       - name: install packages
         run: sudo apt-get install -y libcairo2-dev libfreetype6-dev libffi-dev libjpeg-dev libpng-dev libz-dev