fix install script

install.sh

@@ -15,7 +15,7 @@ if [[ $distro == "Debian" ]]; then
 	echo "Error: failed to detect release"
 	exit 1
     fi
-    echo "deb https://download.opensuse.org/repositories/devel:/kubic:/libcontainers:/stable/Debian_$release/ /" > /etc/apt/sources.list.d/podman.list
+    sudo echo "deb https://download.opensuse.org/repositories/devel:/kubic:/libcontainers:/stable/Debian_$release/ /" > /etc/apt/sources.list.d/podman.list
     curl -L https://download.opensuse.org/repositories/devel:/kubic:/libcontainers:/stable/Debian_$release/Release.key | sudo apt-key add -
 
     sudo apt update -y