By Jason Lange WASHINGTON (Reuters) – President Joe Biden’s approval rating edged higher with just a week to go before U.S. midterm elections when his Democratic Party is expected to lose control of the House of Representatives, a Reuters/Ipsos opinion poll completed on Tuesday found. The two-day national poll found that 40% of Americans approve of Biden’s job performance, a percentage point higher than a week earlier. Despite the increase, Biden’s approval rating remains near the lowest levels of his presidency, and his unpopularity is helping drive the view that Republicans will win control …