A Lebanese judge on Thursday fined and issued a six-month travel ban to a woman who stormed her bank with a fake pistol and took her trapped savings to cover her sister’s cancer treatment. Lebanon’s cash-strapped banks have imposed strict limits on withdrawals of foreign currency since 2019, tying up the savings of millions of people. About three-quarters of the population has slipped into poverty as the tiny Mediterranean country’s economy continues to spiral. The Lebanese pound has lost 90% of its value against the dollar. Sali Hafez last month broke into a BLOM Bank branch in Beirut with ac…