ISTANBUL/DAMASCUS — The death toll from an earthquake that devastated wide swathes of the Turkey-Syria border region reached over 22,000 by Friday, as a search for survivors continued despite dwindling hope. Some 19,338 people had died in Turkey alone, Turkish President Recep Tayyip Erdoğan said. More than 77,000 people have been rescued, he said in the southern city of Adıyaman. He requested a…