在buildTypes release里面添加：
productFlavors.dev_.signingConfig signingConfigs.devSign productFlavors.alphaTest_.signingConfig signingConfigs.devSign productFlavors.betaTest_.signingConfig signingConfigs.devSign productFlavors.simulation_.signingConfig signingConfigs.devSign productFlavors.production_.signingConfig signingConfigs.prodSign
debug里面添加：
initWith(buildTypes.release)