By Dan Williams JERUSALEM (Reuters) -Israeli Prime Minister Yair Lapid on Thursday congratulated Benjamin Netanyahu on his election win, a Lapid spokesperson said, confirming the former premier’s triumphant comeback at the head of a solidly right-wing alliance. Although final results were still being tallied, Lapid’s concession was an official nod that Netanyahu would be returning to power with a clear parliamentary majority, boosted by ultranationalist and religious parties. Tuesday’s ballot saw out the centrist Lapid, and his rare alliance of conservatives, liberals and Arab politicians whic…