fix: remove double blank line after pairing output

t3 pair already prints a trailing newline; drop the extra echo so there is a
single blank line before the follow-up hint.

Author: lukdz

ct/t3code.sh

@@ -61,7 +61,6 @@ echo -e "${INFO}${YW}Pair a device using the QR code or URL below:${CL}"
 # t3 pair's first line reports the local connection (http://127.0.0.1:3773) which
 # is misleading here; drop it so only the QR and the LAN pairing URL are shown.
 pct exec "$CTID" -- env NODE_NO_WARNINGS=1 t3 pair --base-dir /opt/t3code_data --ttl 1h | grep -v "127.0.0.1"
-echo -e ""
 echo -e "${INFO}${YW}The pairing URL above expires after 1 hour. Generate a fresh one from the Proxmox host:${CL}"
 echo -e "${TAB}${BGN}pct exec ${CTID} -- t3 pair --base-dir /opt/t3code_data --ttl 1h${CL}"
 echo -e ""