try upgrading packages to fix action

.github/workflows/docs.yml

@@ -10,7 +10,7 @@ jobs:
             - name: Nix action dependencies
               run: |
                 apt update -y
-                apt install sudo -y 
+                apt upgrade -y
             - uses: cachix/install-nix-action@v27
             - name: Build package from flake
               run: nix build .#docs