NEW YORK -ASML, a crucial supplier of advanced chipmaking equipment, is set to become the top shareholder of French artificial intelligence startup Mistral AI in a move to strengthen European tech sovereignty, people familiar with the matter told Reuters.  The Dutch ASML is committing 1.3 billion euros ($1.5 billion) for Mistral’s 1.7 billion euro (~$2 billion) fundraise and is expected to get a board seat at Mistral, said the people, who requested anonymity to discuss private negotiations.