By Svea Herbst-Bayliss (Reuters) – A majority of Twitter Inc’s shareholders have voted in favor of the social media company’s $44 billion sale to Elon Musk, people familiar with the tally said on Monday. The deadline for the shareholder vote on the deal is on Tuesday but enough investors had voted by Monday evening for the outcome to be certain, the sources said. The sources requested anonymity ahead of an official announcement. Twitter and Musk representatives did not immediately respond to requests for comment. Shareholders were widely expected to vote in favor after a stock market downturn …