(Reuters) -Electric aircraft maker Beta Technologies has raised $1.01 billion in its U.S. initial public offering on Monday, pricing its shares above its indicated range and underscoring the strong pipeline of new listings in the resurgent IPO market. The Vermont-based company sold 29.9 million shares at$34 apiece, above its indicated range of $27 to$33, and giving it potential valuation of $7.44 billion. U.S. IPO activity has remained strong, with several high-profile listings hitting the markets in r ...