SSDPDiscoveryProvider: increase the service disconnect timeout to 60 seconds
SSDPDiscoveryProvider: increase the service disconnect timeout to 60 seconds

Follow-up to match the Android SDK change:
https://github.com/ConnectSDK/Connect-SDK-Android-Core/commit/03d50908d523d89b2421182e5199dca0a69ad3ee

ConnectSDK/Connect-SDK-iOS,ConnectSDK/Connect-SDK-iOS,AspiroTV/Connect-SDK-iOS,riverlj/Connect-SDK-iOS