fix mass_update: remove git remote http->https rewrite (port 443 blocked on remotes)

tools/utun_update.sh

@@ -68,10 +68,6 @@ fi
 # Ensure pidfile is removed before start
 rm -f "$PIDFILE"
 
-# Fix git remote redirect (http -> https)
-GIT_URL=$(git remote get-url origin 2>/dev/null)
-case "$GIT_URL" in http://*) echo "Fixing git remote: $GIT_URL -> https://${GIT_URL#http://}" && git remote set-url origin "https://${GIT_URL#http://}" ;; esac
-
 # Git pull
 echo "Pulling latest changes..."
 if ! git pull; then