wifiOnly option doesn't work on iOS as expected

[snazarkoo]

Issue

Setting wifiOnly a false value disable Cellular Internet

Source

The condition below is true for wifiOnly: false. The expected result, it should be true only when wifiOnly: true

react-native-blob-util/ios/ReactNativeBlobUtilRequest.mm

Lines 127 to 129 in 4cc7be6

	if([options valueForKey:CONFIG_WIFI_ONLY] != nil && ![options[CONFIG_WIFI_ONLY] boolValue]){
	[defaultConfigObject setAllowsCellularAccess:NO];
	}