Jeddah, Saudi Arabia (Reuters) – President Joe Biden will announce on Saturday during an Arab summit that the United States has committed $1 billion in new near and long term food security assistance for the Middle East and North Africa region, a senior administration official said. Biden, on the second leg of his first Middle East trip as president, has focused on the planned summit with six Gulf states that make up the Gulf Cooperation Council and Egypt, Jordan and Iraq . The GCC leaders are also committing $3 billion over the next two years in projects that align with U.S. partnerships in g…