Changes

deps: Update titan.ProtocolEmulations.SCCP to upstream master

Until now we were using our own fork with an extra patch with a fix for
SCCP conn id 0.
This patch, together with other patches was merged upstream today.
Hence, update our dependency to point to current upstream master.

Related: OS#6185
Change-Id: I8ba6cec24205337f19bac951d9a8d4f5d4d476ad