Eva Longoria and her husband, José Bastón, have slashed the cost of their Beverly Hills mansion nearly $3 million amid a sensational report claiming they are ready to say goodbye to Los Angeles once and for all. The power couple’s eight-bedroom, 11-bathroom abode previously hit the market for $22.8 million last year but has since dropped to $18.9 million, RadarOnline.com has learned. The Desperate Housewives actress and businessman shelled out $13.5 million for the 10,652-square-foot, 1.4-acre abode in 2017. According to reports, they renovated the place by planting trees and freshening the fr…