By Krisztina Fenyo BUDAPEST (Reuters) – Liora Ruth lit the first candle of Hanukkah with her 6-year-old daughter and 8-year-old son in their rented Budapest flat on Thursday, and thought of everyone they had left behind as they flew out of Israel in the aftermath of the Hamas attacks. The Jewish musician was born in Hungary but emigrated to Israel two decades ago to start a new life. She ended up with her children in the town of Safed, near the Lebanese border. Then the news spread of the militants’ deadly rampage over the frontier from Gaza on Oct. 7, and the sirens started blaring. Fearing f…