doc: align tls port types with net port types
Make the localPort and remotePort properties in tls.md match those in net.md, i.e., change their types from number to integer.
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
Make the localPort and remotePort properties in tls.md match those in net.md, i.e., change their types from number to integer.