Update installation scripts to use HydroshieldMKII repository for Guardian app setup

misc/install.func

@@ -195,7 +195,7 @@ EOF
         systemctl restart $(basename $(dirname $GETTY_OVERRIDE) | sed 's/\.d//')
         msg_ok "Customized Container"
     fi
-    echo "bash -c \"\$(curl -fsSL https://github.com/community-scripts/ProxmoxVED/raw/main/ct/${app}.sh)\"" >/usr/bin/update
+    echo "bash -c \"\$(curl -fsSL https://github.com/HydroshieldMKII/ProxmoxVED/raw/add-guardian-app/ct/${app}.sh)\"" >/usr/bin/update
     chmod +x /usr/bin/update
     if [[ -n "${SSH_AUTHORIZED_KEY}" ]]; then
         mkdir -p /root/.ssh